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Kutnohorite |
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Graf D L |
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American Mineralogist 46 (1961) 1283-1316 |
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Crystallographic tables for the rhombohedral carbonates |
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Note: Disordered model |
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Locality: synthetic |
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_database_code_amcsd 0000106 |
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4.8797 4.8797 16.367 90 90 120 R-3c |
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atom x y z occ |
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Ca 0 0 0 .5 |
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Mn 0 0 0 .5 |
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C 0 0 .25 |
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O .2635 0 .25 |
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| 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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Kutnohorite |
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Peacor D R, Essene E J, Gaines A M |
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American Mineralogist 72 (1987) 319-328 |
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Petrologic and crystal-chemical implications of cation order-disorder in |
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kutnahorite (CaMn(CO3)2) |
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Sample: Bald Knob kutnahorite |
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Note: B(1,2) for MnA/CaA has been altered to match symmetry constraints. |
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Note: B(1,1) and B(2,2) for CaB/MnB have been corrected. |
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_database_code_amcsd 0001069 |
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4.8732 4.8732 16.349 90 90 120 R-3 |
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atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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CaA 0 0 0 .49 .0115 .0115 .0010 .00575 0 0 |
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MnA 0 0 0 .51 .0115 .0115 .0010 .00575 0 0 |
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CaB 0 0 .5 .53 .0112 .0112 .0010 .0056 0 0 |
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MnB 0 0 .5 .47 .0112 .0112 .0010 .0056 0 0 |
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C 0 0 .2495 .0122 .0122 .0011 .0061 0 0 |
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O .2634 .9995 .2496 .0131 .0272 .0019 .0125 -.0001 -.0003 |
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| 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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Kutnohorite |
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Peacor D R, Essene E J, Gaines A M |
|
American Mineralogist 72 (1987) 319-328 |
|
Petrologic and crystal-chemical implications of cation order-disorder in |
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kutnahorite (CaMn(CO3)2) |
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Sample: Sterling Hill kutnahorite |
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_database_code_amcsd 0001070 |
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4.894 4.894 16.50 90 90 120 R-3 |
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atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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CaA 0 0 0 .84 .0120 .0120 .0011 .0060 0 0 |
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MnA 0 0 0 .16 .0120 .0120 .0011 .0060 0 0 |
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CaB 0 0 .5 .27 .0108 .0108 .0011 .0054 0 0 |
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MnB 0 0 .5 .73 .0108 .0108 .0011 .0054 0 0 |
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C 0 0 .2461 .0124 .0124 .0013 .0062 0 0 |
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O .2568 .9850 .2472 .0122 .0244 .0017 .0111 -.0004 -.0007 |
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| 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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