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Tuzlaite |
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Bermanec V, Armbruster T, Tibljas D, Sturman D, Kniewald G |
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American Mineralogist 79 (1994) 562-569 |
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Tuzlaite, NaCa[B5O8(OH)2].3H2O, a new mineral with a pentaborate sheet |
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structure from the Tuzla salt mine, Bosnia and Hercegovina |
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_database_code_amcsd 0001662 |
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6.506 13.280 11.462 90 92.97 90 P2_1/c |
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atom x y z Biso |
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Ca .2098 .89462 .08216 .93 |
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Na .3365 .9842 .3555 1.88 |
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O1 .1026 .0914 .0545 .78 |
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O2 -.1367 .8327 .2282 1.17 |
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O3 .4159 .0519 .1541 .96 |
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O4 .3098 .2278 .1374 1.10 |
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O5 -.2355 .0885 .1190 .96 |
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O6 .6756 .9823 .2754 1.11 |
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OW7 .3315 .8150 .2692 1.53 |
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Oh8 .5789 .8617 .0321 1.12 |
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O9 .0286 .9889 .2199 .98 |
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OW10 .1533 .7126 .0571 1.62 |
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Oh11 .0475 .0776 .5934 1.47 |
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O12 -.0220 .8302 -.2380 1.16 |
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OW13 .5450 .8800 .5267 2.64 |
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B1 .6216 .0410 .1812 .81 |
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B2 .3128 .1275 .0750 .83 |
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B3 -.1597 .7440 .2859 .88 |
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B4 -.1221 .9343 .2827 .95 |
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B5 -.0160 .0828 .1597 .79 |
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H1 .250 .772 .283 2.37 |
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H2 .445 .789 .293 2.37 |
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H3 .665 .852 .084 2.37 |
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H4 .090 .691 .121 2.37 |
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H5 .082 .685 -.001 2.37 |
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H6 .907 .955 .444 2.37 |
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H7 .443 .850 .546 2.37 |
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H8 .610 .829 .495 2.37 |
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Nchwaningite |
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Nyfeler D, Armbruster T, Dixon R, Bermanec V |
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American Mineralogist 80 (1995) 377-386 |
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Nchwaningite, Mn2SiO3(OH)2.H2O, a new pyroxene-related chain silicate from the |
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N'chwaning mine, Kalahari manganese field, South Africa |
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_database_code_amcsd 0001731 |
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12.672 7.217 5.341 90 90 90 Pca2_1 |
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atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Mn1 .18811 .82325 0 .0111 .0113 .077 .0002 .0003 .0010 |
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Mn2 .95789 .16870 -.0220 .0108 .0118 .0084 .0014 -.0005 -.0001 |
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Si .81410 -.2139 .1877 .0089 .0078 .0078 .0003 .0001 -.0002 |
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O1 .8171 .0097 .1733 .0131 .0079 .0090 .0005 -.0004 -.0004 |
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Oh2 .9258 -.0159 -.3282 .0117 .0119 .0123 .0003 -.0006 .0011 |
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Oh3 .6787 .3178 .3443 .0159 .008 .0127 -.0019 .0006 -.0005 |
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Oh4 .9459 .3418 .3336 .0171 .0130 .013 .0006 -.0036 -.0008 |
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O5 .9273 -.3084 .2310 .0104 .0116 .0132 .0013 -.0009 .0003 |
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O6 .7677 -.2847 -.0889 .0153 .0106 .0080 .0013 -.0021 -.0016 |
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H2 .881 -.109 .75 .02 |
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H3 .681 .452 .355 .02 |
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H4 .936 .472 .296 .02 |
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H41 .996 .338 .47 .02 |
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Nezilovite |
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Bermanec V, Holtstam D, Sturman D, Criddle A J, Back M E, Scavnicar S |
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The Canadian Mineralogist 34 (1996) 1287-1297 |
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Nezilovite, a new member of the magnetoplumbite group, and the crystal |
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chemistry of mognetoplumbite and hibonite |
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_database_code_amcsd 0005518 |
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5.849 5.849 22.809 90 90 120 P6_3/mmc |
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atom x y z occ Biso |
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Pb 2/3 1/3 .25 7.5 |
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AlM1 0 0 0 .6 |
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FeM2 0 0 .2590 .18 .2 |
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TiM2 0 0 .2590 .22 .2 |
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MnM2 0 0 .2590 .10 .2 |
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ZnM3 1/3 2/3 .0272 .95 .5 |
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MnM4 2/3 1/3 -.1893 .29 .5 |
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FeM4 2/3 1/3 -.1893 .71 .5 |
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MnM5 .1677 .3354 -.1063 .29 .2 |
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FeM5 .1677 .3354 -.1063 .71 .2 |
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O1 0 0 .1512 2.1 |
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O2 1/3 2/3 -.0598 .6 |
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O3 .361 .1805 .75 3.1 |
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O4 .145 .290 .0523 .8 |
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O5 .5024 -.5024 .3511 1.1 |
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Magnetoplumbite |
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Bermanec V, Holtstam D, Sturman D, Criddle A J, Back M E, Scavnicar S |
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The Canadian Mineralogist 34 (1996) 1287-1297 |
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Nezilovite, a new member of the magnetoplumbite group, and the crystal |
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chemistry of mognetoplumbite and hibonite |
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_database_code_amcsd 0005519 |
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5.902 5.902 23.185 90 90 120 P6_3/mmc |
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atom x y z occ Biso |
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Pb 2/3 1/3 .25 .98 7.4 |
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Ba 2/3 1/3 .25 .02 7.4 |
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FeM1 0 0 0 .75 .3 |
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MgM1 0 0 0 .25 .3 |
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FeM2 0 0 .2587 .5 .6 |
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MnM3 1/3 2/3 .0262 .45 .7 |
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FeM3 1/3 2/3 .0262 .55 .7 |
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SbM4 2/3 1/3 -.1895 .29 .6 |
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FeM4 2/3 1/3 -.1895 .71 .6 |
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MnM5 .16675 .3335 -.1076 .15 .6 |
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FeM5 .16675 .3335 -.1076 .85 .6 |
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O1 0 0 .1523 1.6 |
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O2 1/3 2/3 -.0585 .8 |
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O3 .375 .1875 .75 .9 |
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O4 .1505 .301 .0532 .7 |
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O5 .503 -.503 .3490 .9 |
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Hibonite |
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Bermanec V, Holtstam D, Sturman D, Criddle A J, Back M E, Scavnicar S |
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The Canadian Mineralogist 34 (1996) 1287-1297 |
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Nezilovite, a new member of the magnetoplumbite group, and the crystal |
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chemistry of mognetoplumbite and hibonite |
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_database_code_amcsd 0005520 |
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5.613 5.613 22.285 90 90 120 P6_3/mmc |
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atom x y z occ Biso |
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Ca 2/3 1/3 .25 .85 2.8 |
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Ce 2/3 1/3 .25 .06 2.8 |
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La 2/3 1/3 .25 .03 2.8 |
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Nd 2/3 1/3 .25 .01 2.8 |
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Mg 2/3 1/3 .25 .05 2.8 |
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AlM1 0 0 0 .5 |
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AlM2 0 0 .2379 .5 1.1 |
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FeM3 1/3 2/3 .0271 .15 .7 |
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MgM3 1/3 2/3 .0271 .24 .7 |
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AlM3 1/3 2/3 .0271 .61 .7 |
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SiM4 2/3 1/3 -.1889 .03 .8 |
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TiM4 2/3 1/3 -.1889 .25 .8 |
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AlM4 2/3 1/3 -.1889 .72 .8 |
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AlM5 .1679 .3358 -.1071 .4 |
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O1 0 0 .1481 .7 |
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O2 1/3 2/3 -.0565 .8 |
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O3 .362 .181 .75 2.3 |
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O4 .1531 .3063 .0520 1.0 |
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O5 .5043 -.5043 .3508 .9 |
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Milarite |
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Armbruster T, Bermanec V, Wenger M, Oberhansli R |
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European Journal of Mineralogy 1 (1989) 353-362 |
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Crystal chemistry of double-ring silicates: |
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Structure of natural and dehydrated milarite at 100 K |
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Note: natural sample |
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Locality: Val Giuf, Graubunden, Switzerland |
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_database_code_amcsd 0006356 |
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10.398 10.398 13.771 90 90 120 P6/mcc |
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atom x y z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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KC 0 0 1/4 .744 .0092 .0092 .0099 .0046 0 0 |
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CaA 1/3 2/3 1/4 1.441 .0123 .0123 .0302 .0061 0 0 |
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BeT2 1/2 1/2 1/4 .77 .29 .0034 .0034 .0041 .0016 0 0 |
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AlT2 1/2 1/2 1/4 .23 .29 .0034 .0034 .0041 .0016 0 0 |
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SiT1 .08115 .33622 .11286 .432 .0052 .0063 .0048 .0028 -.004 -.0006 |
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O1 .0937 .3831 0 .98 .0200 .0128 .0046 .0083 0 0 |
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O2 .1951 .2760 .13492 .89 .0112 .0158 .0117 .0104 -.0022 -.0032 |
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O3 .1149 .4731 .18100 .62 .0091 .0076 .0073 .0045 -.0018 -.0022 |
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KB 1/3 2/3 0 .07 2.4 .02 .02 .05 .01 0 0 |
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OB' 1/3 2/3 .0476 .147 1.0 |
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KD 0 0 0 .013 1.0 |
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Milarite |
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Armbruster T, Bermanec V, Wenger M, Oberhansli R |
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European Journal of Mineralogy 1 (1989) 353-362 |
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Crystal chemistry of double-ring silicates: |
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Structure of natural and dehydrated milarite at 100 K |
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Note: heated sample |
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_database_code_amcsd 0006357 |
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10.363 10.363 13.827 90 90 120 P6/mcc |
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atom x y z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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KC 0 0 1/4 .98 .0123 .0123 .0125 .0062 0 0 |
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CaA 1/3 2/3 1/4 1.03 .0130 .0130 .0132 .0065 0 0 |
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BeT2 1/2 1/2 1/4 .787 .23 .002 .002 .003 .000 0 0 |
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AlT2 1/2 1/2 1/4 .213 .23 .002 .002 .003 .000 0 0 |
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SiT1 .08214 .33739 .11237 .487 .0061 .0065 .0055 .0029 -.0004 -.0002 |
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O1 .0954 .3854 0 .95 .018 .012 .0052 .0071 0 0 |
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O2 .1962 .2771 .1345 .90 .0115 .0154 .0111 .0096 -.0016 -.0018 |
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O3 .1159 .4742 .18059 .65 .0106 .0081 .0062 .0049 -.0015 -.0017 |
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KB 1/3 2/3 0 .10 2.7 .024 .024 .05 .012 0 0 |
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KD 0 0 0 .17 1.0 |
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Lawsonite |
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Armbruster T, Oberhansli R, Bermanec V |
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European Journal of Mineralogy 4 (1992) 17-22 |
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Crystal structure of SrMn2(Si2O7)(OH)2.H2O, a new mineral of the lawsonite type |
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_database_code_amcsd 0006433 |
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6.255 9.034 13.397 90 90 90 Cmcm |
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atom x y z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Sr 0 .3114 1/4 1.29 .0267 .0142 .0082 0 0 0 |
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Mn 1/4 1/4 0 .97 .0144 .0126 .0100 -.0029 .0043 -.0030 |
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Si 0 -.0306 .1322 .93 .017 .011 .007 0 0 0 |
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O1 0 .022 1/4 1.3 .024 .018 .009 0 0 0 |
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O2 .285 .3707 .1160 1.5 .024 .015 .016 -.005 .005 -.005 |
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O3 0 .1259 .0747 1.0 .017 .008 .012 0 0 -.002 |
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OH4 0 .368 .5413 1.5 .022 .017 .016 0 0 -.007 |
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Wat5 .043 .607 1/4 .5 1.7 |
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Tilasite |
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Bermanec V |
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Neues Jahrbuch fur Mineralogie, Monatshefte 1994 (1994) 289-294 |
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Centro-symmetric tilasite from Nezilovo, Macedonia: a crystal structure refinement |
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Locality: Nezilovo, Macedonia |
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_database_code_amcsd 0014869 |
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6.681 8.950 7.573 90 121.14 90 C2/c |
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atom x y z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Ca .5 .5822 .25 .0193 .0092 .0180 0 .0148 0 |
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Mg .25 .75 .5 .0088 .0097 .0087 0 .0046 0 |
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As 0 .4295 .25 .0054 .0079 .0057 .0030 0 0 |
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O1 .0050 .3138 .0771 .0148 .0178 .0145 -.0048 .0099 -.0020 |
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O2 .2570 .9649 .6205 .0088 .0163 .0128 -.0037 .0041 -.0029 |
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F .5 .3319 .25 .0108 .0115 .0090 0 .0019 0 |
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|
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