Mcgovernite R110030
Name: Mcgovernite
RRUFF ID: R110030
Ideal Chemistry: Zn3(Mn2+,Mg,Fe3+,Al)42(As3+O3)2(As5+O4)4[(Si,As5+)O4]8(OH)42
Locality: Sterling Hill mine, Odgensberg, Sussex County, New Jersey, USA
Source: William W Pinch [view label]
Owner: RRUFF
Description: Dark orange-brown micaceous crystals
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Hematolite (6) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110030
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R110030.9
Sample Description: Single crystal, powder profile is calculated. There is a strong subcell with 1/6 c (c ~ 33 A).
Cell Refinement Output: a: 8.191(2)Å    b: 8.191(2)Å    c: 201.65(9)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 11717(3)Å3    Crystal System: hexagonal
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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
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Mcgovernite

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]

Palache C, Bauer L H (1927) McGovernite, a new mineral from Sterling Hill, New Jersey, American Mineralogist, 12, 373-374   [view file]

Wuensch B J (1960) The crystallography of mcgovernite, a complex arsenosilicate, American Mineralogist, 45, 937-945   [view file]

Moore P B, Araki T (1978) Hematolite: a complex dense-packed sheet structure, American Mineralogist, 63, 150-159   [view file]

Dunn P J, Nelen J A (1980) Kraisslite and mcgovernite: new chemical data, American Mineralogist, 65, 957-960   [view file]

Hawthorne F C (2018) Long-range and short-range cation order in the crystal structures of carlfrancisite and mcgovernite, Mineralogical Magazine, 82, 1101-1118