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Barylite |
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Robinson P D, Fang J H |
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American Mineralogist 62 (1977) 167-169 |
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Barylite, BaBe2Si2O7: its space group and crystal structure |
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Locality: amazonite pocket, Park County, Colorado, USA |
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_database_code_amcsd 0000560 |
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9.820 11.670 4.690 90 90 90 Pnma |
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atom x y z Biso |
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Ba .1516 .75 .2470 .79 |
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Be .1610 .5020 .7030 .60 |
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Si .0885 .3779 .1995 .50 |
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O1 .4291 .3846 .2175 .63 |
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O2 .1874 .4712 .3558 .51 |
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O3 .1072 .3868 .8592 .74 |
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O4 .1454 .25 .2958 .50 |
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Barylite |
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Di Domizio A J, Downs R T, Yang H |
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Acta Crystallographica E68 (2012) i78-i79 |
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Redetermination of clinobarylite, BaBe2Si2O7 |
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Note: polytype barylite-1O |
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Locality: Yukspor Mountain, Khibiny Massif, Kola Peninsula, Russia |
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_database_code_amcsd 0019463 |
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11.6491 4.9175 4.6746 90 90 90 Pmn2_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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Ba .5 .20316 .5905 .00932 .01102 .00872 .00823 0 0 .00004 |
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Be .75108 .1693 .0849 .0070 .0052 .0071 .0087 -.0001 -.0020 .0017 |
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Si .62826 .67528 .0692 .00526 .00460 .00420 .0070 -.00035 .0000 -.0001 |
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O1 .63895 .3560 .1367 .0073 .0077 .0055 .0088 .0007 .0022 .0011 |
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O2 .77699 .1340 -.2702 .0066 .0079 .0051 .0067 -.0008 .0007 .0003 |
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O3 .5 .7764 .1793 .0077 .0045 .0082 .0103 0 0 -.0024 |
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O4 .63272 .7295 -.2716 .0082 .0075 .0109 .0064 -.0016 -.0007 .0000 |
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Barylite |
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Rastsvetaeva R K, Chukanov N V |
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Doklady Akademii Nauk 388 (2003) 205-207 |
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Crystal structure and microtwinning of a new mineral clinobarylite, BaBe2Si2O7 |
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Note: polytype barylite-1O |
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_database_code_amcsd 0019239 |
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11.618 4.904 4.655 89.94 90 90 Pm |
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atom x y z Biso |
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Ba1 0 .4649 0 1.48 |
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Ba2 .5 .0588 .4994 1.22 |
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Be1 .249 .086 .014 .8 |
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Be2 .250 .419 .519 1.5 |
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Si1 .3713 .5866 .0244 .91 |
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Si2 .1277 .9361 .5207 1.05 |
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O1 .3631 .903 -.046 .7 |
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O2 .5 .487 .086 1.25 |
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O3 0 .045 .579 1.8 |
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O4 .1398 .609 .453 1.2 |
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O5 .2234 .126 .360 .6 |
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O6 .1336 -.005 -.136 .9 |
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O7 .2772 .397 -.141 1.5 |
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O8 .3684 .533 .363 1.3 |
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Barylite |
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Krivovichev S V, Yakovenchuk V N, Armbruster T, Mikhailova Y, Pakhomovsky Y A |
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Neues Jahrbuch fur Mineralogie, Monatshefte 2004 (2004) 373-384 |
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Clinobarylite, BaBe2Si2O7: Structure refinement, and revision of symmetry and |
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physical properties |
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Note: polytype barylite-1O |
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Locality: Khibina alkaline massif, Kola Peninsula, Russia |
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_database_code_amcsd 0014931 |
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11.650 4.922 4.674 90 90 90 Pmn2_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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Ba .5 .2027 .5079 .0127 .01354 .01192 .01256 0 0 -.0002 |
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Be .75195 .1671 -.0147 .0067 |
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Si .6282 .67564 -.0141 .0064 .0044 .00579 .00900 .0024 -.0010 -.0033 |
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O1 .63911 .3521 -.9436 .0044 |
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O2 .77733 .1340 -.3534 .0072 |
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O3 .5 .7741 -.0767 .0144 |
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O4 .63300 .7324 -.3550 .0091 |
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| Download AMC data (View Text File)
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Barylite |
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Abrashev K K, Ilyukhin V V, Belov N V |
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Soviet Physics Crystallography 9 (1965) 691-699 |
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Crystal structure of barylite, BaBe2Si2O7 |
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Coordinates of x(O2), z(O3), x(O7), z(Be1) modified acording to ICSD |
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Locality: Vishnevye Hills, USSR |
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_database_code_amcsd 0019221 |
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9.79 11.01 4.63 90 90 90 Pn2_1a |
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atom x y z |
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Ba .142 .75 .25 |
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Bel .175 .001 -.25 |
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Be2 -.170 .005 .25 |
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Si1 -.096 .88 -.25 |
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Si2 .10 .125 .25 |
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O1 .073 .897 .72 |
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O2 .87 .885 .130 |
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O3 .181 .03 .402 |
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O4 -.13 .75 .690 |
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O5 -.07 .110 .210 |
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O6 -.185 -.025 .595 |
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O7 .11 .115 .874 |
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| Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink) |
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