Important Update News
The RRUFF Project is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Existing RRUFF.info links will resolve to the new site after RRUFF.net is officially released.
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Name: Hewettite RRUFF ID: R070428 Ideal Chemistry: CaV5+6O16·9H2O Locality: Gold Quarry mine (Maggie claims), Maggie Creek District, Eureka County, Nevada, USA Source: Michael Scott S102346 [view label] Owner: RRUFF Description: Coating of reddish brown fibers Status: The identification of this mineral is not yet confirmed. |
Mineral Group: [ Hewettite (4) ] |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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REFERENCES for Hewettite | |
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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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Hillebrand W F, Merwin H E, Wright F E (1914) Hewettite, metahewettite and pascoite, hydrous calcium vanadates, Proceedings of the American Philosophical Society, 53, 31-54 [view file] |
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Barnes W H, Qurashi M M (1952) Unit cell and space group data for certain vanadium minerals, American Mineralogist, 37, 407-422 |
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Evans H T (1989) The crystal structure of hewettite, The Canadian Mineralogist, 27, 181-188 [view file] |
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Evans H T, Hughes J M (1990) Crystal chemistry of the natural vanadium bronzes, American Mineralogist, 75, 508-521 [view file] |
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Oka Y, Yao T, Sato S, Yamamoto N (1998) Hydrothermal synthesis and crystal structure of barium hewettite: Ba V6 O16.n(H2 O), Journal of Solid State Chemistry, 140, 219-225 |
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Frost R L, Erickson K L, Weier M L (2004) Hydrogen bonding in selected vanadates: a Raman and infrared spectroscopy study, Spectrochimica Acta Part A, 60, 2419 |
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