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Reedmergnerite |
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Appleman D E, Clark J R |
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American Mineralogist 50 (1965) 1827-1850 |
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Crystal structure of reedmergnerite, a boron albite, and its relation to |
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feldspar crystal chemistry |
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7.833 12.360 6.803 93.308 116.352 92.055 C-1 |
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atom x y z Biso |
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Na .2586 .0075 .1332 1.22 |
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B1o .0127 .1617 .2217 .38 |
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Si1m .0059 .8100 .2097 .28 |
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Si2o .7029 .1015 .3204 .31 |
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Si2m .6847 .8644 .3547 .31 |
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OA1 .0076 .1364 .0040 .56 |
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OA2 .5929 .9812 .2758 .55 |
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OBo .8455 .0995 .2126 .70 |
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OBm .8163 .8347 .2335 .71 |
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OCo .0064 .2762 .2725 .66 |
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OCm .0289 .6799 .2070 .74 |
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ODo .1900 .1200 .3815 .66 |
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ODm .1922 .8682 .4172 .63 |
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Reedmergnerite |
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Fleet M E |
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American Mineralogist 77 (1992) 76-84 |
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Tetrahedral-site occupancies in reedmergnerite and synthetic boron albite |
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(NaBSi3O8) |
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sample from Utah |
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7.8388 12.3730 6.8082 93.324 116.381 92.014 C-1 |
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atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .2582 .0075 .1330 .004737 .003128 .010420 .000608 .002407 -.002036 |
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B1o .0121 .1616 .2215 .003005 .000840 .003248 .000029 .001585 .000167 |
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Si1m .00585 .80969 .20966 .002394 .000642 .002300 .000405 .001174 .000267 |
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Si2o .70278 .10177 .32033 .002190 .000543 .002909 .000203 .001057 .000167 |
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Si2m .68471 .86450 .35438 .002139 .000560 .002842 .000319 .001233 .000267 |
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Oa1 .0077 .1363 .0037 .004991 .001103 .002706 .000434 .002348 .000400 |
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Oa2 .5931 .9813 .2757 .002597 .000576 .004872 .000261 .001350 .000467 |
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Obo .8449 .0989 .2116 .004227 .001169 .007037 -.000550 .003992 -.000400 |
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Obm .8161 .8349 .2336 .003871 .001630 .006495 .000724 .003581 .000334 |
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Oco .0068 .2765 .2733 .003463 .000675 .006495 .000029 .002700 -.000133 |
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Ocm .0290 .6798 .2060 .003616 .000741 .004939 .000695 .000939 .000300 |
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Odo .1904 .1186 .3829 .004125 .001531 .002909 .001129 .000704 .000334 |
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Odm .1921 .8680 .4171 .004074 .001399 .003315 -.000029 .000587 -.000167 |
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Reedmergnerite |
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Fleet M E |
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American Mineralogist 77 (1992) 76-84 |
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Tetrahedral-site occupancies in reedmergnerite and synthetic boron albite |
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(NaBSi3O8) |
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sample low boron albite Gb100 |
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7.852 12.350 6.806 93.37 116.30 91.58 C-1 |
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atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .2640 .0079 .1335 .009114 .006009 .017705 .001070 .003627 -.004709 |
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B1o .0083 .1640 .2213 .805 .004253 .001205 .003311 .000376 .001813 .000234 |
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Sio .0083 .1640 .2213 .105 .004253 .001205 .003311 .000376 .001813 .000234 |
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Si1m .0075 .8097 .2158 .986 .003139 .000891 .004122 .000347 .002106 .000367 |
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B1m .0075 .8097 .2158 .014 .003139 .000891 .004122 .000347 .002106 .000367 |
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Si2o .7021 .1030 .3199 .865 .002987 .000660 .003379 .000058 .001345 .000100 |
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B2o .7021 .1030 .3199 .135 .002987 .000660 .003379 .000058 .001345 .000100 |
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Si2m .6862 .8674 .3546 .944 .002937 .001189 .003311 .000607 .001872 .000568 |
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B2m .6862 .8674 .3546 .046 .002937 .001189 .003311 .000607 .001872 .000568 |
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Oa1 .0061 .1370 .9990 .008203 .001799 .006014 .000636 .004446 .000568 |
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Oa2 .5961 .9839 .2765 .004507 .001304 .006825 .000318 .002281 .000701 |
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Obo .8392 .1022 .2092 .008203 .001915 .009731 -.000983 .005206 -.000668 |
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Obm .8177 .8363 .2365 .005772 .002278 .009191 .000983 .004446 .000601 |
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Oco .0098 .2807 .2749 .005823 .001964 .008312 .000520 .003978 .000635 |
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Ocm .0298 .6801 .2110 .006178 .001354 .007231 .000578 .002106 .000301 |
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Odo .1901 .1174 .3834 .006228 .001997 .005677 .000983 .002164 .000234 |
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Odm .1917 .8680 .4209 .006178 .001865 .006555 -.000116 .001813 .000000 |
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Reedmergnerite-high |
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Fleet M E |
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American Mineralogist 77 (1992) 76-84 |
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Tetrahedral-site occupancies in reedmergnerite and synthetic boron albite |
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(NaBSi3O8) |
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sample high boron albite Gb87 |
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7.910 12.336 6.820 93.54 116.13 90.60 C-1 |
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atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .2823 .0075 .1356 .010826 .017710 .041101 .001002 .003578 -.018904 |
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B1o .0093 .1681 .2203 .289 .004767 .001239 .003956 .000086 .001846 .000166 |
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Si1o .0093 .1681 .2203 .711 .004767 .001239 .003956 .000086 .001846 .000166 |
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B1m .0093 .8100 .2305 .058 .004370 .001239 .005632 .000401 .002077 .000632 |
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Si1m .0093 .8100 .2305 .942 .004370 .001239 .005632 .000401 .002077 .000632 |
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B2o .6995 .1056 .3219 .384 .003824 .001223 .004760 -.000029 .001039 -.000067 |
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Si2o .6995 .1056 .3219 .616 .003824 .001223 .004760 -.000029 .001039 -.000067 |
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B2m .6910 .8758 .3556 .269 .003129 .001569 .004693 .000659 .001789 .000632 |
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Si2m .6910 .8758 .3556 .731 .003129 .001569 .004693 .000659 .001789 .000632 |
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Oa1 .0048 .1390 .9876 .010776 .002098 .007778 .000286 .004905 .000366 |
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Oa2 .6050 .9890 .2783 .005016 .001999 .008381 .000315 .001962 .000699 |
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Obo .8264 .1108 .2042 .009386 .002709 .012203 -.001461 .005193 -.000699 |
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Obm .8197 .8392 .2452 .006853 .002990 .014013 .000945 .005078 .000266 |
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Oco .0189 .2922 .2810 .006307 .002561 .010661 .000716 .004212 .000865 |
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Ocm .0294 .6810 .2215 .006555 .001735 .009655 .000458 .001731 .000033 |
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Odo .1921 .1134 .3866 .007548 .002313 .007845 .000716 .002424 .000499 |
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Odm .1895 .8681 .4281 .007499 .002181 .009722 -.000200 .002135 -.000033 |
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Reedmergnerite |
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Downs R T, Yang H, Hazen R M, Finger L W, Prewitt C T |
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American Mineralogist 84 (1999) 333-340 |
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Compressibility mechanisms of alkali feldspars: New data from reedmergnerite |
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Sample from Joseph Smith #1 mine, Duchesne Co., Utah, NMNH 140 |
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P = 0, in air |
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7.83860 12.37330 6.80740 93.31900 116.36800 92.04000 C-1 |
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atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .258203 .007570 .133024 .004994 .003238 .011032 .000343 .002353 -.002277 |
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B .012136 .161728 .221577 .002665 .000759 .003908 -.000107 .001309 .000030 |
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Si1m .005847 .809643 .209724 .002503 .000718 .003272 .000274 .001197 .000165 |
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Si2o .702788 .101809 .320489 .002367 .000596 .004091 -.000003 .001143 .000029 |
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Si2m .684884 .864530 .354472 .002402 .000641 .003731 .000178 .001195 .000179 |
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O(A1) .007803 .136518 .004126 .005242 .001130 .004550 .000207 .002321 .000199 |
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O(A2) .593308 .981231 .275837 .002781 .000655 .006050 .000091 .001100 .000366 |
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O(B)o .844947 .098941 .211170 .004927 .001207 .008694 -.000732 .004315 -.000545 |
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O(B)m .816291 .834850 .233509 .004319 .001681 .008045 .000557 .003641 .000347 |
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O(C)o .006614 .276454 .273598 .003832 .000859 .007981 -.000161 .003015 -.000191 |
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O(C)m .028745 .679571 .206233 .003962 .000918 .006327 .000628 .001157 .000208 |
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O(D)o .190273 .118399 .382777 .004384 .001668 .004108 .000990 .001039 .000160 |
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O(D)m .192181 .867803 .417224 .004238 .001476 .004537 -.000219 .000711 -.000116 |
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View JMOL 3-D Structure
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Reedmergnerite |
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Downs R T, Yang H, Hazen R M, Finger L W, Prewitt C T |
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American Mineralogist 84 (1999) 333-340 |
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Compressibility mechanisms of alkali feldspars: New data from reedmergnerite |
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Sample from Joseph Smith #1 mine, Duchesne Co., Utah, NMNH 140 |
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P = 0.00 GPa, in cell |
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7.8389 12.3715 6.8065 93.311 116.363 92.043 C-1 |
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atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .25866 .00757 .13442 .005139 .003374 .006909 .000735 .001631 -.000999 |
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B .01340 .16114 .22209 .53 |
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Si1m .00624 .80987 .20976 .53 |
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Si2o .70291 .10201 .32052 .50 |
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Si2m .68571 .86460 .35660 .49 |
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O(A1) .00705 .13697 .00166 .84 |
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O(A2) .59274 .98109 .27505 .60 |
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O(B)o .84479 .09912 .21180 .85 |
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O(B)m .81586 .83462 .23184 .96 |
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O(C)o .00621 .27687 .27265 .64 |
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O(C)m .02949 .67977 .20669 .76 |
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O(D)o .19037 .11875 .38274 .98 |
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O(D)m .19072 .86760 .41510 1.03 |
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Reedmergnerite |
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Downs R T, Yang H, Hazen R M, Finger L W, Prewitt C T |
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American Mineralogist 84 (1999) 333-340 |
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Compressibility mechanisms of alkali feldspars: New data from reedmergnerite |
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Sample from Joseph Smith #1 mine, Duchesne Co., Utah, NMNH 140 |
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P = 0.88 GPa |
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7.7852 12.3419 6.7917 93.332 116.347 92.094 C-1 |
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atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .257191 .008039 .131522 .00608 .00308 .01286 .00066 .00407 -.001590 |
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B .013665 .160563 .222208 .65 |
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Si1m .005359 .809869 .208540 .60 |
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Si2o .702294 .101146 .321555 .55 |
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Si2m .682768 .863989 .355133 .49 |
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O(A1) .006014 .136224 .000632 .87 |
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O(A2) .589366 .980622 .275580 .65 |
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O(B)o .845638 .095986 .213191 .81 |
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O(B)m .814823 .835100 .233778 1.01 |
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O(C)o .003261 .275582 .272082 .68 |
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O(C)m .028764 .679701 .204011 .85 |
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O(D)o .192525 .119462 .382786 1.06 |
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O(D)m .190407 .867657 .412472 1.12 |
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Reedmergnerite |
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Downs R T, Yang H, Hazen R M, Finger L W, Prewitt C T |
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American Mineralogist 84 (1999) 333-340 |
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Compressibility mechanisms of alkali feldspars: New data from reedmergnerite |
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Sample from Joseph Smith #1 mine, Duchesne Co., Utah, NMNH 140 |
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P = 1.89 GPa |
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7.7231 12.3038 6.7719 93.364 116.316 92.145 C-1 |
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atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .256007 .008238 .130880 .00621 .00294 .01495 .00048 .00478 -.00211 |
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B .011833 .159645 .218587 .6 |
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Si1m .005236 .809963 .208893 .56 |
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Si2o .701038 .100160 .321127 .52 |
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Si2m .679848 .863324 .354838 .49 |
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O(A1) .007518 .135041 .002780 .79 |
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O(A2) .583343 .979410 .269840 .51 |
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O(B)o .845831 .092623 .211736 .77 |
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O(B)m .811704 .834473 .230657 .92 |
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O(C)o -.000956 .274104 .271487 .73 |
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O(C)m .027516 .679251 .200578 .81 |
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O(D)o .195249 .120202 .383200 .97 |
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O(D)m .192656 .868610 .414724 1.14 |
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Reedmergnerite |
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Downs R T, Yang H, Hazen R M, Finger L W, Prewitt C T |
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American Mineralogist 84 (1999) 333-340 |
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Compressibility mechanisms of alkali feldspars: New data from reedmergnerite |
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Sample from Joseph Smith #1 mine, Duchesne Co., Utah, NMNH 140 |
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P = 3.00 GPa |
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7.6589 12.2675 6.7512 93.374 116.256 92.222 C-1 |
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atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .254374 .008769 .128849 .00658 .00283 .01729 .00096 .00589 -.00121 |
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B .012769 .158859 .222044 .58 |
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Si1m .005232 .810082 .208523 .56 |
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Si2o .699215 .099025 .319224 .53 |
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Si2m .676047 .862364 .353928 .54 |
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O(A1) .008001 .134997 .004191 .87 |
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O(A2) .581581 .979951 .274584 .51 |
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O(B)o .848203 .089755 .216070 .78 |
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O(B)m .810335 .833451 .229191 .95 |
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O(C)o -.005648 .272837 .270184 .65 |
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O(C)m .026831 .679024 .200100 .91 |
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O(D)o .198086 .121144 .383188 1.02 |
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O(D)m .195121 .868926 .417785 1.12 |
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Reedmergnerite |
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Downs R T, Yang H, Hazen R M, Finger L W, Prewitt C T |
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American Mineralogist 84 (1999) 333-340 |
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Compressibility mechanisms of alkali feldspars: New data from reedmergnerite |
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Sample from Joseph Smith #1 mine, Duchesne Co., Utah, NMNH 140 |
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P = 3.64 GPa |
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7.6194 12.2465 6.7389 93.392 116.222 92.263 C-1 |
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atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .254129 .008965 .129957 .00674 .00298 .01595 .00087 .00514 -.00133 |
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B .011828 .158118 .220194 .56 |
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Si1m .004593 .810089 .207102 .61 |
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Si2o .699207 .098570 .320676 .61 |
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Si2m .673758 .861752 .352903 .61 |
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O(A1) .005326 .133968 .999846 .83 |
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O(A2) .578476 .978808 .271898 .71 |
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O(B)o .848591 .087720 .217107 .87 |
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O(B)m .811086 .833418 .233406 .92 |
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O(C)o -.007471 .272235 .272288 .70 |
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O(C)m .026856 .678775 .198746 .97 |
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O(D)o .200226 .121600 .383605 1.05 |
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O(D)m .194992 .869007 .414806 1.09 |
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| Download AMC data (View Text File)
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View JMOL 3-D Structure
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Reedmergnerite |
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Downs R T, Yang H, Hazen R M, Finger L W, Prewitt C T |
|
American Mineralogist 84 (1999) 333-340 |
|
Compressibility mechanisms of alkali feldspars: New data from reedmergnerite |
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Sample from Joseph Smith #1 mine, Duchesne Co., Utah, NMNH 140 |
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P = 4.68 GPa |
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7.5790 12.2200 6.7141 93.373 116.303 92.345 C-1 |
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atom x y z Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Na .253368 .009631 .127961 .00592 .00253 .01468 .00009 .00458 -.00257 |
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B .012855 .156589 .219688 .549 |
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Si1m .005519 .809759 .209219 .565 |
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Si2o .698555 .097933 .319925 .505 |
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Si2m .671488 .861053 .351654 .523 |
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O(A1) .006347 .133283 .003218 .830 |
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O(A2) .574766 .978268 .268754 .618 |
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O(B)o .848393 .085455 .216430 .783 |
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O(B)m .809339 .832534 .229547 .909 |
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O(C)o -.011615 .271404 .269653 .695 |
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O(C)m .026480 .678608 .193596 .798 |
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O(D)o .201787 .122264 .382683 .921 |
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O(D)m .194511 .869071 .413515 1.04 |
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| Download AMC data (View Text File)
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View JMOL 3-D Structure
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