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Name: Yangite RRUFF ID: R090031 Ideal Chemistry: PbMnSi3O8·H2O Locality: Kombat, Namibia Source: William W. Pinch [view label] Owner: RRUFF Description: Colorless to pale brown bladed crystals associated with black massive melanotekite, R090032, and brown rhodochrosite. Sample is from the John Innes collection. Type sample. Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
Mineral Group: [ Not in a structural group (133) ] |
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: | R090031.9 | ||||
Sample Description: | Single crystal, powder profile is calculated | ||||
Cell Refinement Output: |
a: 9.6015(9)Å b: 7.2712(7)Å c: 7.9833(8) Å alpha: 105.910(4)° beta: 118.229(4)° gamma: 109.938(5) ° Volume: 392.69(7)Å3 Crystal System: triclinic |
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REFERENCES for Yangite | |
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Innes J, Chaplin R C (1986) Ore bodies of the Kombat mine, South West Africa/Nambia, in Mineral Deposits of Southern Africa Editors Anhaeusser C R, Maske S. Geological Society of Southern Aftrica Johannesburg 1789-1805 |
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Merlino S, Bonaccorsi E (2008) Double wollastonite chains: topological/conformational varieties, polytypic forms, isotypic compounds, Zeitschrift für Kristallographie, 223, 85-97 |
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Williams P A, Hatert F, Pasero M, Mills S J (2013) IMA Commission on new minerals, nomenclature and classification (CNMNC) Newsletter 15. New minerals and nomenclature modifications approved in 2012 and 2013, Mineralogical Magazine, 77, 1-12 [view file] |
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Downs R T, Pinch W W, Thompson R M, Evans S H, Megaw L (2016) Yangite, PbMnSi3O8·H2O, a new mineral species with double wollastonite silicate chains from the Kombat mine, Namibia, American Mineralogist, 101, 2539-2543 [view file] |
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Thompson R M, Yang H, Downs R T (2016) Ideal wollastonite and the structural relationship between the pyroxenoids and pyroxenes, American Mineralogist, 101, 2544-2553 |
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