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Name: Erdite RRUFF ID: R070139 Ideal Chemistry: NaFeS2·2H2O Locality: Coyote Peak, Orick, Humboldt County, California, USA Source: Michael Scott S100558 [view label] Owner: RRUFF Description: Deep red massive, underneath the weathering product of parallel light brown fibers (goethite), associated with submetallic bartonite, phlogopite, and barytolamprophyllite (R120087); co-type specimen Status: The identification of this mineral has been confirmed by X-ray diffraction. |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R070139.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 10.79(2)Å b: 9.10(2)Å c: 5.510(9)Å alpha: 90° beta: 92.29(9)° gamma: 90° Volume: 540.2(3)Å3 Crystal System: monoclinic |
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REFERENCES for Erdite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file] |
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Czamanske G K, Leonard B F, Clark J R (1980) Erdite, a new hydrated sodium iron sulfide mineral, American Mineralogist, 65, 509-515 [view file] |
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Konnert J A, Evans H T (1980) The crystal structure of erdite, NaFeS2·2H2O, American Mineralogist, 65, 516-521 [view file] |
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