Winchite R060704

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Record 104 of 105  

Name: Winchite
RRUFF ID: R060704
Ideal Chemistry:    (NaCa)(Mg4Al)Si8O22(OH)2
Locality: Tirodi mines, Central Provinces, India
Source: Michael Scott S101226 [view label]
Owner: RRUFF
Description: Matted group of tan colored bladed crystals, associated with ferriwinchite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ amphibole (105) ]
Quick search: [ All Winchite samples (2) ]
RRUFF ID: R060704.2
Sample Description: Microprobe Fragment
Measured Chemistry: (   0.85Na0.09K0.06)Σ=1(Ca1.36Na0.64)Σ=2(Mg4.12Fe3+0.38Mn0.23Fe2+0.16Al0.11)Σ=5Si8.00O22((OH)1.90F0.10)Σ=2 ; = gray phase. The bright phase is ferriwinchite
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R060704
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R060704.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.80(6)Å    b: 18.0(1)Å    c: 5.24(3)Å
alpha: 90°    beta: 104.5(2)°    gamma: 90°   Volume: 896(5)Å3    Crystal System: monoclinic
  File Type Information Close
Calculated diffraction file.

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

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REFERENCES for Winchite

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]

Fermor L L (1906) Manganese in India, Transactions of the Mining and Geological Institute of India, 1, 69-131   [view file]

Fleischer M, Pabst A, Cabri L J (1976) New mineral names, American Mineralogist, 61, 1053-1056   [view file]

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

Wylie A G, Huggins C W (1980) Characteristics of a potassian winchite — asbestos from the Allamoore talc district, Texas, The Canadian Mineralogist, 18, 101-107   [view file]

Ghose S, Kersten M, Langer K, Rossi G, Ungaretti L (1986) Crystal field spectra and Jahn Teller effect of Mn3+ in clinopyroxene and clinoamphiboles from India, Physics and Chemistry of Minerals, 13, 291-305

Hawthorne F C, Bladh K W, Burke E A J, Ercit S, Grew E S, Grice J D, Puziewicz J, Roberts A C, Schedler R A, Shigley J E (1986) New mineral names, American Mineralogist, 71, 1543-1548   [view file]

Leake B E, Farrow C M, Chao F, Nayak V K (1986) Winchite re-discovered from the type locality in India, Mineralogical Magazine, 50, 173-175   [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]

Jambor J L, Roberts A C (2001) New mineral names, American Mineralogist, 86, 1112-1115   [view file]

Sokolova E V, Hawthorne F C, Gorbatova V, McCammon C, Schneider J (2001) Ferrian winchite from the Ilmen mountains, southern Urals, Russia and some problems with the current scheme for amphibole nomenclature, The Canadian Mineralogist, 39, 171-177   [view file]

Jenkins D M, Ventura G D, Orberti R, Bozhilov K (2013) Synthesis and characterization of amphiboles along the tremolite-glaucophane join, American Mineralogist, 98, 588-600