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Berthierine R110177
Name: Berthierine
RRUFF ID: R110177
Ideal Chemistry: (Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4
Locality: DeMix quarry, Mont St-Hilaire, Quebec
Source: Donald Doell [view label]
Owner: RRUFF
Description: Hexagonal prisms, with gray transparent terminations. We sample the terminations.
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Groups: [ Clay (86) ] [ serpentine (12) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110177
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R110177.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.388(3)Å    b: 9.346(5)Å    c: 7.032(5)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 354.1(2)Å3    Crystal System: orthorhombic
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REFERENCES for Berthierine

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]

Beudant F S (1832) Berthiérine, in Traité Élémentaire de Minéralogie, 2nd Edition Paris 128-129   [view file]

Brindley G W (1951) The crystal structure of some chamosite minerals, Mineralogical Magazine, 29, 502-523   [view file]

Brindley G W (1982) Chemical compositions of berthierines - a review, Clays and Clay Minerals, 30, 153-155

Bhattacharyya D P (1983) Origin of berthierine in ironstones, Clays and Clay Minerals, 31, 173-182

MacKenzie K J D, Berezowski R M (1984) Thermal and Mössbauer studies of iron-containing hydrous silicates. V. Berthierine, Thermochimica Acta, 74, 291-312

Arima M, Fleet M E, Barnett R L (1985) Titanian berthierine: A Ti-rich serpentine-group mineral from the Picton ultramafic dyke, Ontario, The Canadian Mineralogist, 23, 213-220   [view file]

Chauvel J J (1990) Chamosite and berthierine: is it possible to make clear the terminology?, Sediments, 13, 87-88

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]

Slack J F, Jiang W T, Peacor D R, Okita P M (1992) Hydrothermal and metamorphic berthierine from the Kidd Creek volcanogenic massive sulfide deposit, Timmins, Ontario, The Canadian Mineralogist, 30, 1127-1142   [view file]

Toth T A, Fritz S J (1997) An Fe-berthierine from a cretaceous laterite: Part I. Characterization, Clays and Clay Minerals, 45, 564-579   [view file]

Zhou Z J, Gunter W D (1997) Hydrothermal stability of berthierine: experimental and modeling studies, Proceedings of the 30th International Geological Congress, 19, 3-25

Bertoldi C, Dachs E, Cemic L, Theye T, Wirth R, Groger W (2005) The heat capacity of the serpentine subgroup mineral berthierine (Fe2.5Al0.5)[Si1.5Al0.5O5](OH)4, Clays and Clay Minerals, 53, 380-388