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Name: Magnesioalterite RRUFF ID: R180015 Ideal Chemistry: Mg2Fe3+4(SO4)4(C2O4)2(OH)4·17H2O Locality: Near Marble Canyon, Coconino County, Arizona, USA Source: Malcom Alter Owner: RRUFF Description: Isolated or aggregates of yellow brown prismatic crystals on petrified wood, associated with greenish prismatic alterite, gypsum, alunogen, and sulfur. Type sample. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
Mineral Groups: [ Alterite (2) ] [ Oxalate (13) ] |
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: | R180015 | ||||
Sample Description: | Single crystal, powder profile is calculated | ||||
Cell Refinement Output: |
a: 16.7656(15)Å b: 9.4074(7)Å c: 25.351(3)Å alpha: 90° beta: 108.258(5)° gamma: 90° Volume: 3797.1(6)Å3 Crystal System: monoclinic |
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REFERENCES for Magnesioalterite | |
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Miyawaki R, Hatert F, Pasero M, Mills S J (2020) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 57, Mineralogical Magazine, 84, 791-794 [view file] |
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