Parvo-mangano-edenite
Oberti R, Camara F, Della Ventura G, Iezzi G, Benimoff A I
American Mineralogist 91 (2006) 526-532
Parvo-mangano-edenite, parvo-manganotremolite, and the solid solution
between Ca and Mn2+ at the M4 site in amphiboles
Locality: Grenville marble, Arnold open pit, St Lawrence Co, New York, USA
Sample: 1079
Note: A and B occupancies invented to match formula
_database_code_amcsd 0004128
9.795 18.047 5.2869 90 104.28 90 C2/m
atom       x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
NaA        0    .5     0  .07 1.05  .0038  .0001  .0167      0  .0029      0
NaAm    .045    .5  .108 .145 3.26  .0108  .0022  .0325      0  .0084      0
NaA2       0 .4731     0  .14 3.17  .0089  .0013  .0582      0  .0205      0
KA2        0 .4731     0  .01 3.17  .0089  .0013  .0582      0  .0205      0
CaM4B      0 .2726    .5  .45 1.39  .0034  .0014  .0124      0  .0034      0
MnM4B      0 .2726    .5  .45 1.39  .0034  .0014  .0124      0  .0034      0
CaM4'B     0 .2583    .5  .05 1.22
MnM4'B     0 .2583    .5  .05 1.22
MgM1       0 .0879    .5  .94  .66  .0021  .0004  .0065      0  .0007      0
Mn2+M1     0 .0879    .5 .055  .66  .0021  .0004  .0065      0  .0007      0
Fe2+M1     0 .0879    .5 .005  .66  .0021  .0004  .0065      0  .0007      0
MgM2       0 .1767     0  .91  .59  .0018  .0003  .0068      0  .0006      0
Mn2+M2     0 .1767     0  .06  .59  .0018  .0003  .0068      0  .0006      0
Fe3+M2     0 .1767     0  .01  .59  .0018  .0003  .0068      0  .0006      0
AlM2       0 .1767     0  .01  .59  .0018  .0003  .0068      0  .0006      0
Ti4+M2     0 .1767     0 .005  .59  .0018  .0003  .0068      0  .0006      0
Fe2+M2     0 .1767     0 .005  .59  .0018  .0003  .0068      0  .0006      0
MgM3       0     0     0  .86  .63  .0020  .0003  .0070      0  .0005      0
AlM3       0     0     0  .10  .63  .0020  .0003  .0070      0  .0005      0
Mn2+M3     0     0     0  .04  .63  .0020  .0003  .0070      0  .0005      0
SiT1   .2819 .0844 .2938  .84  .53  .0016  .0002  .0065 -.0001  .0002 -.0001
AlT1   .2819 .0844 .2938  .16  .53  .0016  .0002  .0065 -.0001  .0002 -.0001
SiT2   .2914 .1711 .8008       .58  .0016  .0003  .0067 -.0001  .0001  .0001
O1     .1111 .0860 .2175       .68  .0018  .0004  .0078      0  .0003  .0001
O2     .1209 .1722 .7248       .70  .0018  .0004  .0085  .0001  .0005  .0001
O3     .1097     0 .7146       .71  .0017  .0004  .0088      0  .0003      0
O4     .3692 .2476 .7824      1.04  .0031  .0005  .0115  .0005      0  .0003
O5     .3485 .1356 .0952      1.12  .0021  .0010  .0114      0  .0003  .0015
O6     .3454 .1161 .5919      1.15  .0022  .0010  .0119  .0002  .0002 -.0015
O7     .3411     0 .2767      1.09  .0026  .0005  .0149      0  .0006      0
H       .203     0  .767      1.01