Important Update News
The RRUFF Project (rruff.info) 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.
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Name: Proto-ferro-anthophyllite RRUFF ID: R060053 Ideal Chemistry: ◻Fe2+2Fe2+5Si8O22(OH)2 Locality: Nyppio mine, near Utsonomiya, Japan Source: Marcus Origlieri Owner: RRUFF Description: Sprays of green prismatic crystals Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
Mineral Group: [ amphibole (107) ] |
CHEMISTRY | ||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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INFRARED SPECTRUM (Attenuated Total Reflectance) | |||||||||||||||
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POWDER DIFFRACTION | ||||||||
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RRUFF ID: | R060053.1 | |||||||
Sample Description: | Powder | |||||||
Cell Refinement Output: |
a: 9.4475(5)Å b: 18.284(4)Å c: 5.3474(8)Å alpha: 90° beta: 90° gamma: 90° Volume: 923.7(2)Å3 Crystal System: orthorhombic |
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REFERENCES for Proto-ferro-anthophyllite | |
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Sueno S, Matsuura S, Gibbs G V, Boisen M B (1998) A crystal chemical study of protoanthophyllite: orthoamphiboles with the protoamphibole structure, Physics and Chemistry of Minerals, 25, 366-377 |
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Jambor J L, Roberts A C (1999) New mineral names, American Mineralogist, 84, 193-198 [view file] |
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Sueno S, Matsuura S, Bunno M, Kurosawa M (2002) Occurrence and crystal chemical features of protoferro-anthophyllite and protomangano-ferro-anthophyllite from Cheyenne Canyon and Cheyenne Mountain, U.S.A. and Hirukawa-mura, Suisho-yama, and Yokone-yama, Japan, Journal of Mineralogical and Petrological Sciences, 97, 127-136 [view file] |
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Hawthorne F C, Oberti R, Harlow G E, Maresch W V, Martin R F, Schumacher J C, Welch M D (2012) Nomenclature of the amphibole supergroup, American Mineralogist, 97, 2031-2048 [view file] |
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