Phase-B-anhydrous
	Finger L W, Hazen R M, Prewitt C T
	American Mineralogist 76 (1991) 1-7
	Crystal structures of Mg12Si4O19(OH)2 (phase B) and Mg14Si5O24 (phase AnhB)
	_database_code_amcsd 0001340
	5.868 14.178 10.048 90 90 90 Pmcb
	atom x y z Biso
	Si1 0 0 0 0.33
	Si2 .5 .31141 .17445 0.35
	Si3 0 .37524 .99754 0.34
	Mg1 .5 0 .5 0.47
	Mg2 .5 .17460 .35469 0.46
	Mg3 .5 0 0 0.48
	Mg4 .24050 .00241 .25354 0.44
	Mg5 0 .17612 .82058 0.48
	Mg6 .24396 .16958 .08108 0.46
	O1 0 .91394 .34705 0.47
	O2 0 .57564 .35375 0.37
	O3 0 .24165 .49605 0.45
	O4 .5 .08599 .17186 0.44
	O5 .5 .42488 .16958 0.42
	O6 .5 .76001 .47153 0.44
	O7 .2342 .08741 .42136 0.45
	O8 .2147 .42653 .42534 0.47
	O9 .2824 .76221 .25276 0.48
	Download AMC data (View Text File) Download CIF data (View Text File) Download diffraction data (View Text File) View JMOL 3-D Structure (permalink)
	Phase-B-anhydrous
	Hazen R M, Finger L W, Ko J
	American Mineralogist 77 (1992) 217-220
	Crystal chemistry of Fe-bearing anhydrous phase B: Implications for transition
	zone mineralogy
	_database_code_amcsd 0001445
	5.908 14.241 10.069 90 90 90 Pmcb
	atom x y z occ Biso
	Si1 0 0 0 .40
	Si2 .5 .3117 .17584 .40
	Si3 0 .37466 .99769 .36
	Mg1 .5 0 .5 .881 .62
	Fe1 .5 0 .5 .119 .62
	Mg2 .5 .17325 .35657 .910 .63
	Fe2 .5 .17325 .35657 .080 .63
	Mg3 .5 0 0 .591 .53
	Fe3 .5 0 0 .409 .53
	Mg4 .24024 .00208 .25556 .925 .51
	Fe4 .24024 .00208 .25556 .075 .51
	Mg5 0 .17678 .82023 .912 .52
	Fe5 0 .17678 .82023 .088 .52
	Mg6 .24384 .16952 .08159 .887 .50
	Fe6 .24384 .16952 .08159 .113 .50
	O1 0 .9136 .3471 .46
	O2 0 .5752 .3541 .50
	O3 0 .2419 .4960 .51
	O4 .5 .0863 .1738 .54
	O5 .5 .4248 .1700 .49
	O6 .5 .7605 .4706 .56
	O7 .2323 .0881 .4207 .63
	O8 .2121 .4267 .4253 .47
	O9 .2834 .7622 .2521 .50
	Download AMC data (View Text File) Download CIF data (View Text File) Download diffraction data (View Text File) View JMOL 3-D Structure (permalink)

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