Ferro-actinolite R060189

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Record 23 of 105  

Name: Ferro-actinolite
RRUFF ID: R060189
Ideal Chemistry:    Ca2(Mg2.5-0.0Fe2+2.5-5.0)Si8O22(OH)2
Locality: Merry Widow mine, Vancouver Island, British Columbia, Canada
Source: Lloyd Twaites [view label]
Owner: RRUFF
Description: Parallel aggregate of green fibers
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ amphibole (105) ]
RRUFF ID: R060189.2
Sample Description: Microprobe fragment
Measured Chemistry:    (Ca1.94Na0.06)Σ=2(Fe2+2.55Mg2.15Fe3+0.20Al0.05Mn0.05)Σ=5(Si0.98Al0.02)8O22(OH)2
Microprobe Data File: [ Download Excel File ]
Sample Description: laser parallel to fibers

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RRUFF ID: R060189
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R060189.1
Sample Description: Powder
Cell Refinement Output: a: 9.9046(7)Å    b: 18.178(1)Å    c: 5.2980(6)Å
alpha: 90°    beta: 104.721(7)°    gamma: 90°   Volume: 922.6(0)Å3    Crystal System: monoclinic
  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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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Ferro-actinolite

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]

Sundius N (1946) The classification of the hornblendes and the solid solution relations in the amphibole group, Sveriges Geologiska Undersökning, 40, 1-36   [view file]

Leake B E (1978) Nomenclature of amphiboles, American Mineralogist, 63, 1023-1052   [view file]

Leake B E, Woolley A R, Arps C E S, Birch W D, Gilbert M C, Grice J D, Hawthorne F C, Kato A, Kisch H J, Krivovichev V G, Linthout K, Laird J, Mandarino J A, Maresch W V, Nickel E H, Rock N M S, Schumacher J C, Smith D C, Stephenson N C N, Ungaretti L, Whittaker E J W, Youzhi G (1997) Nomenclature of amphiboles: report of the Subcommittee on Amphiboles of the International Mineralogical Association, Commission on New Minerals and Mineral Names, The Canadian Mineralogist, 35, 219-246   [view file]

Evans B W, Yang H (1998) Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolte at ambient and high temperature, American Mineralogist, 83, 458-475   [view file]

Verkouteren J R, Wylie A G (2000) The tremolite-actinolite-ferro–actinolite series: systematic relationships among cell parameters, composition, optical properties, and habit, and evidence of discontinuities, American Mineralogist, 85, 1239-1254   [view file]

Burke E A J, Leake B E (2004) "Named amphiboles": a new category of amphiboles recognized by the International Mineralogical Association (IMA), and the proper order of prefixes to be used in amphibole names, The Canadian Mineralogist, 42, 1881-1883   [view file]

Brown J M, Abramson E H (2016) Elasticity of calcium and calcium-sodium amphiboles, Physics of The Earth and Planetary Interiors, 261, 161-171