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Parvowinchite Mineral Data

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General Parvowinchite Information

Help on Chemical  Formula: Chemical Formula: Na(NaMn++)(Mg4Fe+++)Si8O22(OH)2
Help on Composition: Composition: Molecular Weight = 842.09 gm
   Magnesium  14.43 %  Mg   23.93 % MgO
   Manganese  13.05 %  Mn   16.85 % MnO
   Silicon    26.68 %  Si   57.08 % SiO2
   Hydrogen    0.24 %  H     2.14 % H2O
   Oxygen     45.60 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+2Mg5(Si8O22)(OH)2
Help on Environment: Environment: Forms a series with Manganogrunerite (Dannemorite).
Help on IMA Status: IMA Status: Approved IMA 1993
Help on Locality: Locality: Tirodi, Madhya Pradesh, India. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Renamed IMA 1997 as the Mn analog of cummintonite, Formerly Tirodite which was named after its locality.
Help on Synonym: Synonym: IMA2003-066
 

Parvowinchite Image

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  Turneaureite   Donpeacorite   Parvowinchite

Comments: Colorless, transparent turneaureite masses with light brown tirodite (parvowinchite) and darker brown donpeacorite.
Location: 2500' level of the mine, ZCA Mine No. 4 (St Joe Mine; ZCA No. 4 mine), Balmat, Balmat-Edwards Zinc District, St Lawrence Co., New York, USA. Scale: Picture Size 0.5 cm.
© Jeff Weissman / Photographic Guide to Mineral Species

Parvowinchite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5394:1:0.2944
Help on Cell Dimensions: Cell Dimensions: a = 9.704, b = 17.99, c = 5.297, Z = 2; beta = 103.51° V = 899.14 Den(Calc)= 3.11
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.714(1), 8.36(0.76), 3.1(0.66),3.4(0.62), 2.522(0.61), 2.166(0.36), 2.591(0.35), 3.26(0.34),
 

Physical Properties of Parvowinchite

Help on Cleavage: Cleavage: {110} Good, {110} Good
Help on Color: Color: Straw yellow.
Help on Density: Density: 3.07
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Hardness: Hardness: 5-6 - Between Apatite and Orthoclase
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Parvowinchite

Help on Optical Data: Optical Data: Biaxial (+)
  NCalc= 1.64 - from Gladstone-Dale relationship (KC = 0.2071) where Ncalc=Dcalc*KC+1
NCalc= 1.64 - from Gladstone-Dale relationship (KC = 0.2071) where Ncalc=Dmeas*KC+1
 

Calculated Properties of Parvowinchite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.07 gm/cc
note: Specific Gravity of Parvowinchite =3.11 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEParvowinchite = 4.62 barns/electron
U=PEParvowinchite x rElectron Density= 14.20 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Parvowinchite is Not Radioactive
 

Parvowinchite Classification

Help on  Dana Class: Dana Class: 66.01.03b.01a (66)Inosilicate Double-Width Unbranched Chains, W=2
  (66.01)with P=2 amphibole configuration
  (66.01.03b)Group 3, the sodic-calcic amphiboles
 
66.01.03b.01 Winchite [](CaNa)Mg4(Al,Fe3)Si8O22(OH)2 C 2/m 2/m
 
66.01.03b.01a Parvowinchite Na(NaMn)(Mg4Fe)Si8O22(OH)2 C 2/m 2/m
 
66.01.03b.02 Ferrowinchite [](CaNa)Fe4(Al,Fe)Si8O22(OH)2 C 2/m 2/m
 
66.01.03b.03 Ferriwinchite ([],Na)(Na,Ca)2(Mg,Fe)4Fe[Si8O22](OH)2 C 2/m 2/m
 
66.01.03b.04 Ferroferriwinchite* CaNa(Fe,Mg)4Fe[Si8O22](OH)2 C 2/m 2/m
 
66.01.03b.05 Barroisite [](CaNa)Mg3AlFeSi7AlO22(OH)2 C 2/m 2/m
 
66.01.03b.05a Aluminobarroisite! []CaNaMg3Al2(Si7Al)O22(OH)2 C 2/m 2/m
 
66.01.03b.06 Ferrobarroisite [](CaNa)Fe3AlFeSi7AlO22(OH)2 C 2/m 2/m
 
66.01.03b.06a Aluminoferrobarroisite! []CaNa(Fe2)3Al2(Si7Al)O22(OH)2 C 2/m 2/m
 
66.01.03b.07 Ferribarroisite CaNa(Fe,Mg)3Fe2[AlSi7O22](OH)2 C 2/m 2/m
 
66.01.03b.08 Ferroferribarroisite* CaNa(Fe,Mg)3Fe2[AlSi7O22](OH)2 C 2/m 2/m
 
66.01.03b.08a Ferri-ferrobarroisite! []CaNa(Fe)3(Fe)2(Si7Al)O22(OH)2 C 2/m 2/m
 
66.01.03b.09 Richterite Na(CaNa)(Mg,Fe)5[Si8O22](OH)2 C 2/m 2/m
 
66.01.03b.09a Fluororichterite! Na(CaNa)Mg5[Si8O22]F2 C 2/m 2/m
 
66.01.03b.09b Potassic-fluororichterite! (K,Na)(CaNa)Mg5[Si8O22]F2 C 2/m 2/m
 
66.01.03b.09c Potassicrichterite! (K,Na)(CaNa)2Mg5[Si8O22](OH,F)2 C 2/m 2/m
 
66.01.03b.10 Ferrorichterite Na(CaNa)Fe5[Si8O22](OH)2 C 2/m 2/m
 
66.01.03b.11 Magnesiokatophorite Na(CaNa)Mg4AlSi7AlO22(OH)2 C 2/m 2/m
 
66.01.03b.12 Katophorite Na(CaNa)Fe4(Al,Fe)Si7AlO22(OH)2 C 2/m 2/m
 
66.01.03b.13 Magnesioferrikatophorite Na2Ca(Mg,Fe)4FeSi7AlO22(OH)2 C 2/m 2/m
 
66.01.03b.14 Ferrikatophorite Na2Ca(Fe,Mg)4Fe(Si7Al)O22(OH)2 C 2/m 2/m
 
66.01.03b.15 Magnesiotaramite Na(CaNa)Mg3ALFe[Si6Al2O22](OH)2 C 2/m 2/m
 
66.01.03b.15a Aluminotaramite! Na(CaNa)(Fe3Al2)(Si6Al2)O22(OH)2 C 2/m 2/m
 
66.01.03b.15b Alumino-magnesiotaramite! Na(CaNa)(Mg3Al2)(Si6Al2)O22(OH)2 C 2/m 2/m
 
66.01.03b.15c Fluoro-alumino-magnesiotaramite! Na(CaNa)(Mg3Al2)(Si6Al2)O22F2 C 2/m 2/m
 
66.01.03b.16 Taramite Na(CaNa)Fe3AlFe[Si6Al2O22](OH)2 C 2/m 2/m
 
66.01.03b.17 Ferri-magnesiotaramite! NaCaNaMg3Fe2[Si6Al2O22](OH)2 C 2/m 2/m
 
66.01.03b.18 Ferritaramite Na(CaNa)(Fe,Mg)3Fe2[Si6Al2O22](OH)2 C 2/m 2/m
 
66.01.03b.19 Fluoropargasite! NaCa2(Mg3FeAl)5(Si6Al2O22)F2 C 2/m 2/m
 
66.01.03b.20 Parvo-mangano-edenite! Na(CaMn)2Mg5(Si7Al)O22(OH)2 C 2/m 2/m
 
66.01.03b.21 Parvo-manganotremolite! [](CaMn)2Mg5(Si7Al)O22(OH)2 C 2/m 2/m
Help on  Strunz Class: Strunz Class: 09.DE.20 09 - SILICATES (Germanates)
  09.D - Inosilicates* Structural terminology according to Liebau (1985)
  09.DE -Inosilicates with 2-periodic double chains, Si4O11; amphibole family
 
09.DE.20 Winchite [](CaNa)Mg4(Al,Fe3)Si8O22(OH)2 C 2/m 2/m
 
09.DE.20 Aluminobarroisite! []CaNaMg3Al2(Si7Al)O22(OH)2 C 2/m 2/m
 
09.DE.20 Ferriwinchite ([],Na)(Na,Ca)2(Mg,Fe)4Fe[Si8O22](OH)2 C 2/m 2/m
 
09.DE.20 Ferroferriwinchite* CaNa(Fe,Mg)4Fe[Si8O22](OH)2 C 2/m 2/m
 
09.DE.20 Aluminoferrobarroisite! []CaNa(Fe2)3Al2(Si7Al)O22(OH)2 C 2/m 2/m
 
09.DE.20 Ferri-ferrobarroisite! []CaNa(Fe)3(Fe)2(Si7Al)O22(OH)2 C 2/m 2/m
 
09.DE.20 Ferribarroisite CaNa(Fe,Mg)3Fe2[AlSi7O22](OH)2 C 2/m 2/m
 
09.DE.20 Barroisite [](CaNa)Mg3AlFeSi7AlO22(OH)2 C 2/m 2/m
 
09.DE.20 Fluororichterite! Na(CaNa)Mg5[Si8O22]F2 C 2/m 2/m
 
09.DE.20 Ferrobarroisite [](CaNa)Fe3AlFeSi7AlO22(OH)2 C 2/m 2/m
 
09.DE.20 Magnesiotaramite Na(CaNa)Mg3ALFe[Si6Al2O22](OH)2 C 2/m 2/m
 
09.DE.20 Ferrikatophorite Na2Ca(Fe,Mg)4Fe(Si7Al)O22(OH)2 C 2/m 2/m
 
09.DE.20 Ferrorichterite Na(CaNa)Fe5[Si8O22](OH)2 C 2/m 2/m
 
09.DE.20 Ferrowinchite [](CaNa)Fe4(Al,Fe)Si8O22(OH)2 C 2/m 2/m
 
09.DE.20 Ferroferribarroisite* CaNa(Fe,Mg)3Fe2[AlSi7O22](OH)2 C 2/m 2/m
 
09.DE.20 Ferritaramite Na(CaNa)(Fe,Mg)3Fe2[Si6Al2O22](OH)2 C 2/m 2/m
 
09.DE.20 Ferri-magnesiotaramite! NaCaNaMg3Fe2[Si6Al2O22](OH)2 C 2/m 2/m
 
09.DE.20 Magnesioferrikatophorite Na2Ca(Mg,Fe)4FeSi7AlO22(OH)2 C 2/m 2/m
 
09.DE.20 Katophorite Na(CaNa)Fe4(Al,Fe)Si7AlO22(OH)2 C 2/m 2/m
 
09.DE.20 Parvowinchite Na(NaMn)(Mg4Fe)Si8O22(OH)2 C 2/m 2/m
 
09.DE.20 Potassic-fluororichterite! (K,Na)(CaNa)Mg5[Si8O22]F2 C 2/m 2/m
 
09.DE.20 Richterite Na(CaNa)(Mg,Fe)5[Si8O22](OH)2 C 2/m 2/m
 
09.DE.20 Taramite Na(CaNa)Fe3AlFe[Si6Al2O22](OH)2 C 2/m 2/m
 
09.DE.20 Magnesiokatophorite Na(CaNa)Mg4AlSi7AlO22(OH)2 C 2/m 2/m
 
09.DE.20 Potassicrichterite! (K,Na)(CaNa)2Mg5[Si8O22](OH,F)2 C 2/m 2/m
 
09.DE.20 Fluoro-alumino-magnesiotaramite! Na(CaNa)(Mg3Al2)(Si6Al2)O22F2 C 2/m 2/m
 
09.DE.20 Aluminotaramite! Na(CaNa)(Fe3Al2)(Si6Al2)O22(OH)2 C 2/m 2/m
 
09.DE.20 Alumino-magnesiotaramite! Na(CaNa)(Mg3Al2)(Si6Al2)O22(OH)2 C 2/m 2/m
 

Other Parvowinchite Information

Help on References: References: NAME( Dana8)
Help on See Also: See Also: Links to other databases for Parvowinchite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Franklin Minerals(Dunn)
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info
14 - WWW-MINCRYST

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Print or Cut-and-Paste your Parvowinchite Specimen Label here :

Parvowinchite

Na(NaMn++)(Mg4Fe+++)Si8O22(OH)2
Dana No: 66.01.03b.01a Strunz No: 09.DE.20
Locality:

 

Notes:

 

 
   
 


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