Zussmanite R050448



Name: Zussmanite
RRUFF ID: R050448
Ideal Chemistry: K(Fe,Mg,Mn)13(Si,Al)18O42(OH)14
Locality: Longvale Quarry, Mendocino County, California, USA
Source: Marcus Origlieri
Owner: RRUFF
Description: Aggregate of pale green tabular crystals
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Clay (87) ]
CHEMISTRY 
RRUFF ID: R050448.2
Sample Description: Microprobe Fragment
Measured Chemistry: (K0.87   0.13)Σ=1(Fe10.80Mg0.98Mn0.89Al0.33)Σ=13(Si16.80Al1.20)Σ=18O42(OH)14
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050448
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R050448.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 11.656(2)Å    b: 11.656(2)Å    c: 28.701(7)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 3376.6(8)Å3    Crystal System: hexagonal
  File Type Information Close
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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REFERENCES for Zussmanite

American Mineralogist Crystal Structure Database Record: [view record]

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]

Agrell S O, Bown M G, McKie D (1965) Deerite, howieite, and zussmanite, three new minerals from the Franciscan of the Laytonville District, Mendicino Co., California, American Mineralogist, 50, 278-278   [view file]

Lopes-Viera A, Zussman J (1967) The crystal structure of the mineral zussmanite, Mineralogical Magazine, 36, 292-293   [view file]

Fleischer M (1969) New mineral names, American Mineralogist, 54, 326-330   [view file]

Lopes-Vieira A, Zussman J (1969) Further detail on the crystal structure of zussmanite, Mineralogical Magazine, 37, 49-60   [view file]

Sameshima T, Kawachi Y (1991) Coombsite, Mn analogue of zussmanite, and associated Mn-silicates, parsettensite and caryopilite, from southeast Otago, New Zealand, New Zealand Journal of Geology and Geophysics, 34, 329-335   [view file]

Massonne H-J, Hervé F, Medenbach O, Muñoz V, Willner A P (1998) Zussmanite in ferruginous metasediments from Southern Central Chile, Mineralogical Magazine, 62, 869-876   [view file]