The material published as winchite by Fermor(1904,1909) and Leake et al (1986) corresponds to a ferri-winchite composition with the following composition:

(Na_0.21K_0.10)_0.31(Na_0.73Ca_1.27)_2.00(Mg_4.26Mn²⁺_0.08Fe³⁺_0.55Al_0.09)_5.00(Si_7.78Al_0.22)_8.00O₂₂(OH)₂

Colour:

colorless, violet

Confirmation

Validity:

Confirmed

Confirmation Methods:

EPMA

Data

Mineral Data:

Click here to view Ferri-winchite data

Locality Data:

Click here to view Kajlidongri Mine, Jhabua District, Madhya Pradesh, India

Data Identifiers

Mindat Occurrence Record ID:

913321

Long-form Identifier:

1:3:913321:1

GUID (UUID V4):

04f6164f-e0cf-4f85-a50f-7783fa74f9a0

References

Lewis Leigh Fermor (1904). A new form of blue amphibole from Central India. Records of the Geological Survey of lndia, 31, 235-236.

Fermor, Lewis Leigh (1909) The manganese ore deposits of India. Memoirs of the Geological Survey of India Vol. 37. Geological Survey of India

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.

www.mindat.org (2013) http://www.mindat.org/article.php/1656/Amphiboles+from+the+Methamorphic+Manganese+Ores+of+Central+India

Reference Search (possible matching items)

	*Nayak, V. K., Leake, Bernard E. (1975) On 'winchite' from the original locality at Kajlidongri, India. Mineralogical Magazine, 40 (312) 395-399 doi:10.1180/minmag.1975.040.312.08*	Journal (article/letter/editorial)
	o, PP. 3 9 5 - 9 On 'winchite' from the original locality at Kajlidongri, India V. K. N A Y A K Centre...University of Saugar, P.O. Saugar (M.P.), 47o--oo3, India AND BERNARD E. LEAKE Department of Geology, The...violet amphibole from the original locality where winchite came from agrees with another recent analysis...analysis in differing substantially from the original winchite composition and is (K0.17Na2.10Ca0.28)(A10.19Ti0...at Kajlidongri and the name winchite should be restricted to compositions between ferri-winchite CaNaMgsFes+SisO22(OH
	*Leake, Bernard E., Farrow, Colin M., Nayak, V. K. (1981) Further studies on winchite from the type locality. American Mineralogist, 66 (5-6) 625-631*	Journal (article/letter/editorial)
	Yolume 66, pages 625-631, I98I Further studies on winchite from the type locality BnnNeno E. Lrere, Cor-rNM...470-003, I ndia Abstract An extensivesearchfor winchite [CaNaMgAlSi8Orr(OH)r] by microprobe anlysesof...original or the theoreticalend-membercomposition of winchite. The violet amphibolesare generallymagnesio-arfvedsonite...conclusivelyproved, that the original analysisof winchite was in error. Introduction yses of highly purified...manganeseore mine of from the samemineral assemblageat Kajlidongri as Kajlidongri, Jhabua dlstrict, Madhya Predesh
	*Locock, Andrew J. (2014) An Excel spreadsheet to classify chemical analyses of amphiboles following the IMA 2012 recommendations. Computers & Geosciences, 62. 1-11 doi:10.1016/j.cageo.2013.09.011*	Journal (article/letter/editorial)
	516 crystal structure and crystal chemistry of ferri-clinoholmquistite, Li2Mg3Fe3+2Si8O22(OH)2. 517...8 O22 ((OH)1.6 54O0.34 6)2 B = Na Ca ferro-ferri-obertiite magnesiohornblende (Na0.766K0.293)1...barroisite ferri-barroisite ferro-ferribarroisite kaersutite Jarosewich et al. (1980) ferri-kaersutite...ferri-kaersutite Dyar et al. (1993) ferri-obertiite Hawthorne et al. (2000) ferro-ferri-obertiite Hawthorne et...ferro-katophorite ferri-katophorite ferro-ferrikatophorite fluorokatophorite oxo-ferri-pargasite Dyar
	*Leake, B. E., Farrow, C. M., Chao, F., Nayak, V. K. (1986) Winchite re-discovered from the type locality in India. Mineralogical Magazine, 50 (355) 173-175 doi:10.1180/minmag.1986.050.355.23*	Journal (article/letter/editorial)
	50, PP, 173 175 Winchite re-discovered from the type locality in India WINCHITE, a violet sodic-calcic...Winch in the manganese ore mine at Kajlidongri (22 ~ 57' N., 37 ~ 31' E.) MP, India, and was named by Sir...compositions CaNaMgr (OH)z and CaNaMgr ferri-winchite 2.0 1"8 and alumino-winchite (Leake, 1978; Rock and Leake... The original analysis is still classified as winchite without a prefix as Fe 3 + is less than 1.00....and other amphiboles at the type locality at Kajlidongri, involving both wet and microprobe analyses,
	Hawthorne, Frank C., Oberti, Roberta, Ventura, Giancarlo Della, Mottana, Annibale (2007) Amphiboles: Crystal Chemistry, Occurrence, and Health Issues. Reviews in Mineralogy and Geochemistry Vol. 67. Mineralogical Society of America	Report (volume)
	be soon presented to IMA-CNMMN for approval as “ferri-obertiite”) (Hawthorne et al. 1998) in which the...potassic-ferrisadanagaite (Sokolova et al. 2000a), ferri-ferrosadanagaite (Hawthorne and Grundy 1977) (all...Caballero JM, Monge A, La Iglesia A, Tornos F (1998) Ferri-clinoholmquistite, Li2 (Fe2+,Mg)3 Fe3+2 Si8 O22...crystal structure and site chemistry of potassian ferri-taramite. Can Mineral 16:53-62 Hawthorne FC, Harlow...amphibole from the Kajlidongri manganese mine, Jhabua district, Madhya Pradesh, India. Am Mineral 77:1112-1115
	*Deer, W. A., Howie, R. A., Zussman, J. (1997) Rock-Forming Minerals* (2nd ed.) Vol. 2B - Double-Chain Silicates. The Geological Society, London.**	Book (volume)
	379-4634) India Affiliated East-West Press PVT Ltd G-1/16 Ansari Road New Delhi 110 002 India (Orders:...Richterite—Ferro-richterite Barroisite—Ferro-barroisite Winchite—Ferro-winchite Magnesio-katophorite—Katophorite Magne...Richterite .0,,(OH), (NaCa)(L,M,)Si,AlO,,(OH), oe Winchite = —* = NaCa,L,Si,Al0,,(OH),\| SH : ‘ = =...Richterite-ferro-richterite NaCaNa(Mg,Fe*);[Sig02.](OH,F)> Winchite* CaNa(Mg,Fe?),(Al,Fe)[Sig0>.](OH,F)2 Barroisite...sometimes used. Similarly, the prefixes alumino- and ferri*- can be used to describe the replacements Al = Fe>+
	*Hyršl, Jaroslav, Bernard, Jan (2013) Minerals and their Localities* - Supplement - Minerals described since 2004. Granit, Prague.**	Book (edition)
	MINE andtheir LOCALITIES JAN H. BERNARD AND JAROSLAV HYRSL INERALS DESCRIBED SINCE 2004 MINERALS...dist., China Fluomatromicrolite, x 25111111, Naipa mine, Mozambique Daliranite, 5111111, Zarshouran Au-As...Domafov, Czech Rep. Juangodoyite, 60111111, Santa Rosa mine, Chile Back cover photo: Ho/fertile on hematite...piment pseudomo,phs after realga,; 75 mm, Palomo mine, Pen, Page 3: Stepite on arsenic, 45 111111,Jachymov...departamento district municipio Saint Sainte island mount, mountain
	*Clark, A. M. (1993) Hey's Mineral Index* - Mineral Species, Varieties and Synonyms (3rd ed.) Natural History Museum, London.**	Book (edition)
	Chapman & Hall India. R. Seshadri. 32 Second Main Road. CIT Ea,1. Madras 600 035, India First edi1ion...44. c 1 3 .50 A. A natural occurrence at a coal mine in the (TL) Lvov-Volynsk basin, USSR. Achates. syn...09. c 7.76 A . Z=2 [PDF 27-620]. (TL) San Carlos mine. Guanajuato. Mexico. Named for S. Aguilar. Agustitc...959) Bull. Soc. helg. Gi'ol. 68. 360. and from India by K.C. Chandy ( 1 96 1 ) lndiall Min. 40. 197....PDF 34- 1 266 on synth. material]. (TL) Akaganc mine. Iwate Pref., Japan. Named for locality. 9 Akalidavyne

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Ferri-winchite from Kajlidongri Mine, Jhabua District, Madhya Pradesh, India

Ferri-winchite from
Kajlidongri Mine, Jhabua District, Madhya Pradesh, India