Amesite R070132

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Record 145 of 4216  


Name: Amesite
RRUFF ID: R070132
Ideal Chemistry: Mg2Al(AlSiO5)(OH)4
Locality: Saranovskii mine, Saranovskaya Village, Gornozavodskii area, Permskaya Oblast', Middle Urals, Russia
Source: Michael Scott S100414 [view label]
Owner: RRUFF
Description: Purple transparent hexagonal prisms, polytype 2H2
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ Clay (86) ] [ serpentine (12) ]
Quick search: [ All Amesite samples (2) ]
CHEMISTRY 
RRUFF ID: R070132.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Mg1.87Cr0.05Fe2+0.03)(Al0.98Cr0.02)(Si1.05Al0.95)O5(OH)4 ; OH estimated by difference
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Laser is polarized parallel to the sheet at 0.000.
Pin ID: M00194
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070132
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 10% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R070132.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
RRUFF File
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POWDER DIFFRACTION 
RRUFF ID: R070132.1
Sample Description: Powder, cell parameters are from single crystal
Cell Refinement Output: a: 5.281(1)Å    b: 9.155(3)Å    c: 14.008(6)Å
alpha: 90.24(2)°    beta: 90.01(3)°    gamma: 90.04(1)°   Volume: 677.2(3)Å3    Crystal System: triclinic
  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Amesite

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]

Shepard C U (1876) Order XI. Talcite. Amesine, in Catalogue of minerals found within about 75 miles of Amherst College, Ms Amherst 4-4   [view file]

Steadman R, Nuttall P M (1962) The crystal structure of amesite, Acta Crystallographica, 15, 510-511

Anderson C S, Bailey S W (1981) A new cation ordering pattern in amesite-2H2, American Mineralogist, 66, 185-195   [view file]

Taner M F, Laurent R (1984) Iron-rich amesite from the Lake Asbestos mine, Black Lake, Quebec, The Canadian Mineralogist, 22, 437-442   [view file]

Bailey S W (1988) Structures and compositions of other trioctahedral 1:1 phyllosilicates, Reviews in Mineralogy and Geochemistry, 19, 169-188

Wiewióra A (1990) Crystallochemical classifications of phyllosilicates based on the unified system of projection of chemical composition: III. The serpentine-kaolin group, Clay Minerals, 25, 93-98   [view file]

Wiewióra A, Rausell-Colom J A, García-González T (1991) The crystal structure of amesite from Mount Sobotka: A nonstandard polytype, American Mineralogist, 76, 647-652   [view file]

Zheng H, Bailey S W, (1997) Refinement of an amesite-2H1 polytype from Postmasburg, South Africa, Clays and Clay Minerals, 45, 301-310

Bobos I, Noronha F, Mateus A (2018) Fe-, Fe,Mn- and Fe,Mg-chlorite: a genetic linkage to W, (Cu,Mo) mineralization in the magmatic-hydrothermal system at Borralha, northern Portugal, Mineralogical Magazine, 82, S259-S279