Ardennite-(As)
Donnay G, Allmann R
Acta Crystallographica B24 (1968) 845-855
Si3O10 groups in the crystal structure of ardennite
_database_code_amcsd 0009340
8.7126 5.8108 18.5214 90 90 90 *Pnmm
0 .25 .25
atom x y z occ Biso
Mn1 .9441 .25 .1554 .765 .95
Ca1 .9441 .25 .1554 .235 .95
Mn2 .3956 .75 .1600 .95
Al1 0 0 0 .62
Al2 .5 0 0 .76
Mg .6787 -.0016 .25 .50 .96
Al .6787 -.0016 .25 .15 .96
Fe .6787 -.0016 .25 .10 .96
Cu .6787 -.0016 .25 .03 .96
Si1 .7641 .75 .0970 .37
Si2 .2766 .25 .0951 .59
Si3 .3412 .25 .25 .66
As .0426 .75 .25 .905 .45
V .0426 .75 .25 .095 .45
O1 .1284 .0265 -.0828 .82
O2 .6241 -.0207 -.0833 .81
O3 .1127 .25 .0526 .86
O4 .6169 .75 .0415 1.91
O5 .9299 -.0068 .25 1.02
O6 .4431 .0146 .25 1.06
O7 .6817 .75 .1776 0.19
O8 .2232 .25 .1805 1.78
O9 .1540 .75 .1763 .36
OH1 .1128 .75 .0323 .95
OH2 .6149 .25 .0356 .35
OH3 .6973 .25 .1817 .91
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Ardennite-(As)
Nagashima M, Armbruster T
Mineralogical Magazine 74 (2010) 55-71
Ardennite, tiragalloite and medaite: structural control of (As5+,V5+,Si4+)O4
tetrahedra in silicates
Locality: Salm-Chateau, Ardennes, Belgium
_database_code_amcsd 0019900
8.7163 5.8131 18.5199 90 90 90 *Pnmm
0 .25 .25
atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
MnA1 .94486 .25 .155325 .790 .01014 .01181 .00971 .00890 0 .00230 0
CaA1 .94486 .25 .155325 .210 .01014 .01181 .00971 .00890 0 .00230 0
MnA2 .39566 .75 .159978 .865 .00949 .01232 .00849 .00766 0 -.00129 0
CaA2 .39566 .75 .159978 .135 .00949 .01232 .00849 .00766 0 -.00129 0
AlM1 0 0 0 .00570 .0060 .0051 .0060 .00041 .0003 -.00012
AlM2 .5 0 0 .00698 .0076 .0065 .0068 .00010 .0003 -.00012
AlM3 .67916 -.00151 .25 .511 .00767 .0100 .0061 .0069 -.00061 0 0
MgM3 .67916 -.00151 .25 .42 .00767 .0100 .0061 .0069 -.00061 0 0
CuM3 .67916 -.00151 .25 .035 .00767 .0100 .0061 .0069 -.00061 0 0
VM3 .67916 -.00151 .25 .034 .00767 .0100 .0061 .0069 -.00061 0 0
SiT1 .76474 .75 .09695 .00363 .0032 .0047 .0030 0 .00001 0
SiT2 .27693 .25 .09523 .00626 .0060 .0068 .0059 0 -.00004 0
SiT3 .34294 .25 .25 .00808 .0096 .0078 .0069 0 0 0
AsT4 .04243 .75 .25 .833 .00637 .00671 .00574 .00666 0 0 0
VT4 .04243 .75 .25 .127 .00637 .00671 .00574 .00666 0 0 0
SiT4 .04243 .75 .25 .04 .00637 .00671 .00574 .00666 0 0 0
O1 .12881 .02530 -.08282 .00851 .0088 .0085 .0082 -.0008 .0010 -.0007
O2 .62411 -.01905 -.08292 .00852 .0100 .0079 .0077 .0008 .0017 .0007
O3 .11086 .25 .05260 .0088 .0071 .0100 .0094 0 -.0008 0
O4 .61717 .75 .04181 .0084 .0079 .0084 .0091 0 -.0014 0
O5 .92758 -.0081 .25 .0123 .0128 .0098 .0145 .0021 0 0
O6 .44487 .0110 .25 .0122 .0150 .0110 .0106 .0018 0 0
O7 .68104 .75 .17757 .0115 .0113 .0155 .0077 0 .0025 0
O8 .22317 .25 .18086 .0101 .0115 .0123 .0066 0 .0016 0
O9 .15183 .75 .17639 .0135 .0118 .0189 .0098 0 .0018 0
O10 .11259 .75 .03231 .0079 .0077 .0088 .0071 0 -.0007 0
O11 .61341 .25 .03609 .0080 .0073 .0094 .0075 0 .0000 0
O12 .69784 .25 .18253 .0125 .0109 .0179 .0086 0 .0005 0
H10 .126 .75 .0845 .05
H11 .7188 .25 .018 .05
H12 .657 .25 .1337 .05
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Ardennite-(As)
Nagashima M, Armbruster T
Mineralogical Magazine 74 (2010) 55-71
Ardennite, tiragalloite and medaite: structural control of (As5+,V5+,Si4+)O4
tetrahedra in silicates
Locality: Vernetto mine, Val Lanzo, Torino, Piedmont, Italy
_database_code_amcsd 0019901
8.7452 5.8314 18.5891 90 90 90 *Pnmm
0 .25 .25
atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
MnA1 .94617 .25 .15546 .57 .01326 .0167 .0098 .0133 0 .00391 0
CaA1 .94617 .25 .15546 .43 .01326 .0167 .0098 .0133 0 .00391 0
MnA2 .39662 .75 .15995 .80 .01241 .0172 .0079 .0121 0 -.00152 0
CaA2 .39662 .75 .15995 .20 .01241 .0172 .0079 .0121 0 -.00152 0
AlM1 0 0 0 .878 .0080 .0084 .0058 .0097 .0003 .0008 .0000
FeM1 0 0 0 .122 .0080 .0084 .0058 .0097 .0003 .0008 .0000
AlM2 .5 0 0 .00810 .0088 .0058 .0097 -.0003 .0003 -.0004
MgM3 .68069 -.00158 .25 .54 .0086 .0109 .0054 .0096 -.0002 0 0
AlM3 .68069 -.00158 .25 .279 .0086 .0109 .0054 .0096 -.0002 0 0
MnM3 .68069 -.00158 .25 .181 .0086 .0109 .0054 .0096 -.0002 0 0
SiT1 .76328 .75 .09619 .00791 .0075 .0070 .0093 0 .0000 0
SiT2 .27823 .25 .09517 .00858 .0085 .0071 .0102 0 -.0002 0
SiT3 .34387 .25 .25 .0090 .0109 .0058 .0102 0 0 0
AsT4 .04264 .75 .25 .730 .00988 .0115 .0057 .0124 0 0 0
SiT4 .04264 .75 .25 .270 .00988 .0115 .0057 .0124 0 0 0
O1 .13036 .0263 -.08177 .0103 .0109 .0071 .0129 -.0010 .0015 -.0011
O2 .62384 -.0193 -.08283 .0102 .0107 .0073 .0125 .0005 .0016 .0001
O3 .1113 .25 .05398 .0124 .0101 .0148 .0125 0 -.0012 0
O4 .6163 .75 .04145 .0102 .0099 .0079 .0128 0 -.0017 0
O5 .9287 -.0117 .25 .0155 .0145 .0089 .0231 .0033 0 0
O6 .4435 .0122 .25 .0128 .0162 .0068 .0155 .0025 0 0
O7 .6795 .75 .17642 .0130 .0124 .0145 .0120 0 .0022 0
O8 .2258 .25 .18087 .0115 .0123 .0122 .0099 0 .0007 0
O9 .1502 .75 .17743 .0162 .0169 .0163 .0153 0 .0004 0
O10 .1118 .75 .03336 .0105 .0082 .0106 .0126 0 -.0007 0
O11 .6139 .25 .03572 .0100 .0081 .0090 .0128 0 .0006 0
O12 .6979 .25 .18221 .0126 .0127 .0138 .0114 0 .0010 0
H10 .123 .75 .0857 .05
H11 .715 .25 .014 .05
H12 .657 .25 .1332 .05
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