Mukhinite Mineral Data

[Mineral Galleries] [About Me] [e-Bay Items] [Latest News] [How to Order]
A Diverse Selection of Beautifully Unique Gem & Mineral Specimens
Desert Winds Gems & Minerals • For All Levels of Collectors Worldwide
Aesthetic & Rare Mineral Specimens • Regular Updates

General Mukhinite Information

Chemical Formula:

Ca2Al2V+++(SiO4)3(OH)

Composition:

Molecular Weight = 478.32 gm

Calcium 16.76 % Ca 23.45 % CaO

Aluminum 11.28 % Al 21.32 % Al₂O₃

Vanadium 10.65 % V 15.67 % V₂O₃

Silicon 17.62 % Si 37.68 % SiO₂

Hydrogen 0.21 % H 1.88 % H₂O

Oxygen 43.48 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Ca₂Al₂V³⁺(SiO₄)₃(OH)

Environment:

Metamorphic limestone with goldmanite, muscovite, and common sulphides. V analogue of clinozoisite.

IMA Status:

Approved IMA 1969 - Dana number changed from 58.2.1a.10

Locality:

Tashelginsk iron deposit, Gornaya Shoriya, western Siberia, Russa. Link to MinDat.org Location Data.

Name Origin:

Named for Alekseia Stepanovna Mukhin (1910-1973), Russian geologist, Western Siveria Geological Administration.

Name Pronunciation:

Mukhinite + Pronunciation

Search for Mukhinite 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.

Mukhinite Crystallography

Axial Ratios:

a:b:c =1.5864:1:1.8092

Cell Dimensions:

a = 8.9, b = 5.61, c = 10.15, Z = 2; beta = 115.5° V = 457.41 Den(Calc)= 3.47

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 2₁/m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.892(1), 2.6(0.8), 2.682(0.8),

Physical Properties of Mukhinite

Cleavage:

{001} Perfect, {100} Good

Color:

Black.

Diaphaneity:

Translucent

Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Hardness:

8 - Topaz

Luster:

Vitreous (Glassy)

Streak:

brownish gray

Optical Properties of Mukhinite

Gladstone-Dale:

CI calc= 0.043 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2124,KC= 0.2219
Ncalc = 1.77

Optical Data:

Biaxial (+), a=1.723, b=1.733, g=1.755, bire=0.0320, 2V(Calc)=70, 2V(Meas)=88.

Pleochroism (x):

pale olive green.

Pleochroism (y):

pale reddish brown.

Pleochroism (z):

reddish brown.

Calculated Properties of Mukhinite

Electron Density:

Bulk Density (Electron Density)=3.42 gm/cc
note: Specific Gravity of Mukhinite =3.47 gm/cc.

Fermion Index:

Fermion Index = 0.0089278206
Boson Index = 0.9910721794

Photoelectric:

PE_Mukhinite= 5.06 barns/electron
U=PE_Mukhinite x rElectron Density= 17.34 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Mukhinite is Not Radioactive

Mukhinite Classification

Dana Class:

58.02.01a.04 (58)Sorosilicate Insular, Mixed, Single, and Larger Tetrahedral Groups

(58.02)with cations in [6] and higher coordination; single and double groups (n=1,2)

(58.02.01a)Epidote group (Clinozoisite subgroup)

58.02.01a.01 Clinozoisite! Ca2Al3(SiO4)3(OH)=Ca2AlAl2(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

58.02.01a.02 Epidote! Ca2(Fe,Al)3(SiO4)3(OH)=Ca2(Fe,Al)Al2(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

58.02.01a.03 Epidote-(Pb)! (Ca,Pb,Sr)2(Al,Fe)3(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

58.02.01a.04 Mukhinite Ca2Al2V(SiO4)3(OH) P 2₁/m 2/m

58.02.01a.05 Piemontite Ca2(Al,Mn,Fe)3(SiO4)3(OH)=Ca2(Mn,Fe)Al2(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

58.02.01a.06 Piemontite-(Sr)! (Ca,Mn)(Sr,Ca)Mn(Al,Mn,Fe)2(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

58.02.01a.07 Manganipiemontite-(Sr)! CaSr(Mn,Fe)2Al[Si3O12](OH) P 2₁/m 2/m

58.02.01a.08 Gatelite-(Ce)! (Ca,Ce,La,Nd)4(Al,Mg,Fe)4[Si2O7][SiO4]3(O,F,OH)3 P 2₁/a 2/m

58.02.01a.09 Clinozoisite-(Sr)! CaSrAl3(Si2O7)(SiO4)O(OH) P 2₁/m 2/m

58.02.01a.10 Uedaite-(Ce)! MnCeAl2Fe(Si2O7)(SiO4)O(OH) P 2₁/m 2/m

58.02.01a.11 Epidote-(Sr)! CaSrAl2Fe(Si2O7)(SiO4)O(OH) P 2₁/m 2/m

Strunz Class:

09.BG.05a 09 - SILICATES (Germanates)

09.B - Sorosilicates

09.BG -Sorosilicates with mixed SiO4 and Si2O7 groups;

09.BG.05a Clinozoisite Ca2Al3(SiO4)3(OH)=Ca2AlAl2(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

09.BG.05a Epidote Ca2(Fe,Al)3(SiO4)3(OH)=Ca2(Fe,Al)Al2(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

09.BG.05a Epidote-(Pb) (Ca,Pb,Sr)2(Al,Fe)3(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

09.BG.05a Mukhinite Ca2Al2V(SiO4)3(OH) P 2₁/m 2/m

09.BG.05a Piemontite Ca2(Al,Mn,Fe)3(SiO4)3(OH)=Ca2(Mn,Fe)Al2(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

09.BG.05a Piemontite-(Sr)! (Ca,Mn)(Sr,Ca)Mn(Al,Mn,Fe)2(SiO4)(Si2O7)O(OH) P 2₁/m 2/m

09.BG.05a Manganipiemontite-(Sr)! CaSr(Mn,Fe)2Al[Si3O12](OH) P 2₁/m 2/m

09.BG.05a Clinozoisite-(Sr)! CaSrAl3(Si2O7)(SiO4)O(OH) P 2₁/m 2/m

09.BG.05a Epidote-(Sr)! CaSrAl2Fe(Si2O7)(SiO4)O(OH) P 2₁/m 2/m

Other Mukhinite Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8)

See Also:

Links to other databases for Mukhinite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info

Search for Mukhinite using:

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

Visit our Advertisers for Mukhinite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Mukhinite Mineral Data :

Ask about Mukhinite 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 Mukhinite Specimen Label here :

Mukhinite

Ca2Al2V+++(SiO4)3(OH)
Dana No: 58.02.01a.04 Strunz No: 09.BG.05a
Locality:

Notes: