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Name: Jahnsite-(CaMnFe) RRUFF ID: R070733 Ideal Chemistry: CaMn2+Fe2+2Fe3+2(PO4)4(OH)2·8H2O Locality: Voron'i Tundry, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia Source: Michael Scott S104150 [view label] Owner: RRUFF Description: Orange-brown elongated tabular crystals associated with quartz, spodumene, and schorl. Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
Mineral Group: [ Jahnsite (7) ] | ||
Quick search: [ All Jahnsite-(CaMnFe) samples (2) ] |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R070733.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 15.006(9)Å b: 7.201(3)Å c: 9.999(6)Å alpha: 90° beta: 110.49(2)° gamma: 90° Volume: 1012(1)Å3 Crystal System: monoclinic |
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REFERENCES for Jahnsite-(CaMnFe) | |
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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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Moore P B, Ito J (1978) I. Whiteite, a new species, and a proposed nomenclature for the jahnsite-whiteite complex series. II. New data on xanthoxenite. III. Salmonsite discredited, Mineralogical Magazine, 42, 309-323 [view file] |
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Birch W D (2018) Minerals in the arrojadite, alluaudite and jahnsite-whiteite groups from the Mount Wills pegmatite field, Victoria, Australia, European Journal of Mineralogy, 30, 635-645 |
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Grey I E, Kampf A R, Keck E, MacRae C M, Cashion J D, Gozukara Y (2018) Crystal chemistry of schoonerite-group minerals, European Journal of Mineralogy, 30, 621-634 [view file] |
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