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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 (107) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | ||||||||
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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 |
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REFERENCES for Ferro-actinolite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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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] |
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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] |
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Leake B E (1978) Nomenclature of amphiboles, American Mineralogist, 63, 1023-1052 [view file] |
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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] |
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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] |
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Verkouteren J R, Wylie A G (2000) The tremolite-actinolite-ferroactinolite series: systematic relationships among cell parameters, composition, optical properties, and habit, and evidence of discontinuities, American Mineralogist, 85, 1239-1254 [view file] |
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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] |
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Millette J R, Bandli B R (2005) Asbestos identification using available standard methods, The Microscope, 53, 179-185 |
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Brown J M, Abramson E H (2016) Elasticity of calcium and calcium-sodium amphiboles, Physics of The Earth and Planetary Interiors, 261, 161-171 |
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Tribaudino M, Hovis G L, Almer C, Leaman A (2022) Thermal expansion of minerals in the amphibole supergroup, American Mineralogist, 107, 1302-1312 |
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