Clinoferroholmquistite Mineral Data

Clinoferroholmquistite Mineral Data

[Express Minerals] [Minerals for Sale] [About Us] [En EspaÃƒï¿½Ã‚Â±ol] [Mineral Gallery]
Fabre Minerals - Europe's first Internet mineral dealer, on the web since 1996

General Clinoferroholmquistite Information

Chemical Formula:

[ ](Li2Fe++3Al2)Si8O22 (OH)2

Composition:

Molecular Weight = 814.53 gm

Lithium 1.70 % Li 3.67 % Li₂O

Magnesium 2.98 % Mg 4.95 % MgO

Aluminum 6.63 % Al 12.52 % Al₂O₃

Iron 13.71 % Fe 17.64 % FeO

Silicon 27.58 % Si 59.01 % SiO₂

Hydrogen 0.25 % H 2.21 % H₂O

Oxygen 47.14 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Li₂Fe²⁺₂MgAl₂(Si₈O₂₂)(OH)₂

Environment:

Theroetical amphbole end-member not found in natrue.

IMA Status:

Renamed IMA 1997

Locality:

Link to MinDat.org Location Data.

Name Origin:

Named for its composition, monoclinic crystal structure, and relationship with holmsquisite.

Synonym:

Ferroclinoholmquistite

Search for Clinoferroholmquistite Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

Clinoferroholmquistite Crystallography

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m

Physical Properties of Clinoferroholmquistite

Cleavage:

[???] Good

Color:

Blue gray.

Hardness:

5-6 - Between Apatite and Orthoclase

Calculated Properties of Clinoferroholmquistite

Fermion Index

Fermion Index = 0.02027
Boson Index = 0.97973

Photoelectric:

PE_{Clinoferroholmquistite}= 5.38 barns/electron
U=PE_{Clinoferroholmquistite} x r_electron= . barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Clinoferroholmquistite is Not Radioactive

Clinoferroholmquistite Classification

Dana Class:

66.1.1.8 (66)Inosilicate Double-Width Unbranched Chains, W=2

(66.1)Dana Type

(66.1.1)Group 1, the Mg-Fe-Mn-Li amphiboles (Monoclinic)

66.1.1.1 Magnesiocummingtonite (Mg,Fe)7Si8O22(OH)2 C 2/m 2/m

66.1.1.2 Cummingtonite []Mg7Si8O22(OH)2 C 2/m 2/m

66.1.1.3 Grunerite []Fe7Si8O22(OH)2 C 2/m 2/m

66.1.1.3b Permanganogrunerite! []Mn4(Fe)3(Si8O22)(OH)2 C 2/m 2/m

66.1.1.4 Manganocummingtonite Na(Na,Mn)2(Mg4,Fe)5Si8O22(OH)2 C 2/m 2/m

66.1.1.5 Manganogrunerite []Mn2Fe5Si8O22(OH) C 2/m 2/m

66.1.1.6 Magnesioclinoholmquistite? Li2(Mg,Fe)3Al2Si8O22(OH)2 C 2/m 2/m

66.1.1.7 Clinoholmquistite? [](Li2Mg3Al2)Si8O22(OH)2 C 2/m 2/m

66.1.1.8 Clinoferroholmquistite [](Li2Fe3Al2)Si8O22(OH)2 C 2/m 2/m

66.1.1.8a Ferri-clinoholmquistite! []Li2Mg3(Fe3)2(Si8O22)(OH)2 C 2/m 2/m

66.1.1.8b Ferri-clinoferroholmquistite! []Li2(Fe2Fe3)Si8O22(OH)2 C 2/m 2/m

66.1.1.9 Sodic-ferripedrizite! Na(LiNa)(Fe2Mg2Li)Si8O22(OH,F)2 C 2/m 2/m

66.1.1.9a Ferripedrizite! NaLi2(Fe2Mg2Li)Si8O22(OH)2 C 2/m 2/m

66.1.1.9b Sodic-ferri-ferropedrizite! NaLi2(Fe2Fe3)Si8O22(OH)2 C 2/m 2/m

66.1.1.9c Fluoro-sodic-pedrizite! NaLi2(Mg2Al2Li)S5Si8O22F2 C 2/m 2/m

Strunz Class:

VIII/F.07-80 VIII - Silicates

VIII/F - Inosilicates (chain and band) double chains [Si4O11]6- , Mg-Fe-Mn-Amphiboles

VIII/F.07 - Amphibole group, Magnesiocummingtonite - Ferroclinoholmquistite series

VIII/F.07-10 Magnesiocummingtonite (Mg,Fe)7Si8O22(OH)2 C 2/m 2/m

VIII/F.07-20 Cummingtonite []Mg7Si8O22(OH)2 C 2/m 2/m

VIII/F.07-30 Grunerite []Fe7Si8O22(OH)2 C 2/m 2/m

VIII/F.07-40 Manganocummingtonite Na(Na,Mn)2(Mg4,Fe)5Si8O22(OH)2 C 2/m 2/m

VIII/F.07-50 Manganogrunerite []Mn2Fe5Si8O22(OH) C 2/m 2/m

VIII/F.07-55 Permanganogrunerite! []Mn4(Fe)3(Si8O22)(OH)2 C 2/m 2/m

VIII/F.07-60 Magnesioclinoholmquistite? Li2(Mg,Fe)3Al2Si8O22(OH)2 C 2/m 2/m

VIII/F.07-70 Clinoholmquistite? [](Li2Mg3Al2)Si8O22(OH)2 C 2/m 2/m

VIII/F.07-80 Clinoferroholmquistite [](Li2Fe3Al2)Si8O22(OH)2 C 2/m 2/m

VIII/F.07-90 Ferri-clinoferroholmquistite! []Li2(Fe2Fe3)Si8O22(OH)2 C 2/m 2/m

Other Clinoferroholmquistite Information

References:

NAME( Dana8, CanMin 97:219)

See Also:

Links to other databases for Clinoferroholmquistite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas

Search for Clinoferroholmquistite using:

[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Clinoferroholmquistite :
AA Mineral Specimens
B and L Minerals
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Minernet.it
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Clinoferroholmquistite Mineral Data :

Ask about Clinoferroholmquistite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

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

Clinoferroholmquistite

[ ](Li2Fe++3Al2)Si8O22 (OH)2
Dana No: 66.1.1.8 Strunz No: VIII/F.07-80
Locality:

Notes: