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Name: Arakiite RRUFF ID: R070172 Ideal Chemistry: ZnMn2+12Fe3+2(As3+O3)(As5+O4)2(OH)23 Locality: Langban, Filipstad, Varmland, Sweden Source: Michael Scott S100741 [view label] Owner: RRUFF Description: Reddish brown platey crystals associated with colorless calcite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
Mineral Group: [ Hematolite (6) ] | ||
Quick search: [ All Arakiite samples (2) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R070172.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 14.37(1)Å b: 8.285(5)Å c: 24.33(2)Å alpha: 90° beta: 93.53(4)° gamma: 90° Volume: 2892(3)Å3 Crystal System: monoclinic |
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REFERENCES for Arakiite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Cooper M A, Hawthorne F C (1999) The effect of differences in coordination on ordering of polyvalent cations in close-packed structures: the crystal structure of arakiite and comparison with hematolite, The Canadian Mineralogist, 37, 1471-1482 [view file] |
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Roberts A C, Grice J D, Cooper M A, Hawthorne F C, Feinglos M N (2000) Arakiite, a new Zn-bearing hematolite-like mineral from Långban, Värmland, Sweden, The Mineralogical Record, 31, 253-256 [view file] |
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Jambor J L, Kovalenker V A, Roberts A C (2001) New mineral names, American Mineralogist, 86, 376-379 [view file] |
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Mandarino J A (2001) New minerals, The Canadian Mineralogist, 39, 1473-1502 [view file] |
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