Ahlfeldite
Larranaga A, Mesa J L, Pizarro J L, Pena A, Chapman J P, Arriortua M I, Rojo T
Materials Research Bulletin 40 (2005) 781-793
Thermal, spectroscopic and magnetic properties of the CoxNi1-x(SeO3)*2H2O
(x = 0, 0.4, 1) phases crystal structure of Co0.4Ni0.6(SeO3)*2H2O
Locality: synthetic
_database_code_amcsd 0014382
6.4681 8.7816 7.5668 90 98.927 90 P2_1/n
atom x y z occ Uiso
Ni -.3503 .1380 .9820 .6 .008
Co -.3503 .1380 .9820 .4 .008
Se .1025 .1523 .8371 .008
O1 .1739 .3254 .7652 .012
O2 -.0408 .1994 .9975 .013
O3 .3279 .0924 .9667 .011
O4w .1158 .4349 .2067 .014
O5w -.4185 .3592 .9219 .015
H1 .072 .365 .132 .028
H2 .009 .501 .198 .028
H3 -.339 .425 .869 .028
H4 -.554 .368 .879 .028
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Ahlfeldite
Wildner M
Neues Jahrbuch fur Mineralogie, Monatshefte 1990 (1990) 353-362
Crystal structure refinements of synthetic cobaltomenite (CoSeO3*2H2O)
and ahlfeldite (NiSeO3*2H2O)
Locality: synthetic
_database_code_amcsd 0014846
6.441 8.746 7.522 90 99.00 90 P2_1/n
atom x y z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ni .35246 .63816 .51806 .0192 .0144 .0270 .0164 .0008 .0029 .0000
Se .60100 .15084 .83718 .0179 .0133 .0260 .0144 .0000 .0021 -.0004
O1 .6704 .3257 .7650 .0223 .0242 .0243 .0171 .0005 -.0011 .0053
O2 .6718 .5917 .5328 .0194 .0133 .0215 .0236 .0018 .0036 -.0007
O3 .4584 .1974 .9992 .0239 .0152 .0353 .0227 -.0034 .0072 -.0048
Ow1 .3831 .5666 .7911 .0256 .0233 .0394 .0151 .0085 .0062 -.0018
Ow2 .4210 .8592 .5775 .0269 .0257 .0309 .0229 .0023 .0004 -.0056
H11 .481 .502 .789 .0235
H12 .400 .648 .897 .0235
H21 .349 .898 .652 .0235
H22 .568 .877 .620 .0235
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