Jahnsite-(CaMnFe) R070733

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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 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070733
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
Raman Data (RAW) View Graph
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POWDER DIFFRACTION 
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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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
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REFERENCES for Jahnsite-(CaMnFe)

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]

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]

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

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]