| |
 |
Kolovratite Mineral Data
|
|
|
General Kolovratite Information
|
 Chemical Formula: |
Hydrous vanadate of Ni and Zn |
| Composition: |
Molecular Weight = 196.67 gm |
| |
Vanadium 25.90 % V 46.24 % V2O5 |
| |
Zinc 24.94 % Zn 31.04 % ZnO |
| |
Nickel 7.46 % Ni 9.49 % NiO |
| |
Hydrogen 1.03 % H 9.16 % H2O |
| |
Oxygen 40.68 % O |
| |
______ ______ |
| |
100.00 % 95.93 % = TOTAL OXIDE |
| Empirical Formula: |
Zn0.75Ni0.25(VO4)•(H2O) |
| Environment: |
In quartz schists and carbonaceous slates. An inadequately described mineral. |
| IMA Status: |
Valid Species (Pre-IMA) 1922 |
| Locality: |
Kara-Chagyr and Uch-Kurgan, Ferghana, Turkestan. Link to MinDat.org Location Data. |
| Name Origin: |
Named for Lev S. Kolovrat-Chervinsky (1884-1921), a Russian physicist. |
| Name Pronunciation: |
Kolovratite + Pronunciation  |
| |
Kolovratite Image |
|
Images:
|
|
Kolovratite Crystallography
|
| Crystal System: |
Monoclinic Space Group: ? |
| X Ray Diffraction: |
By Intensity(I/Io): 3.88(1), 5.83(1), 11.6(1), |
| |
Physical Properties of Kolovratite
|
| Cleavage: |
{???} Indistinct |
| Color: |
Greenish yellow, Yellow. |
| Diaphaneity: |
Transparent |
| Fracture: |
Brittle - Conchoidal - Very brittle fracture producing small, conchoidal fragments. |
| Habit: |
Botryoidal - "Grape-like" rounded forms (e.g.. malachite). |
| Habit: |
Encrustations - Forms crust-like aggregates on matrix. |
| Habit: |
Fibrous - Crystals made up of fibers. |
| Hardness: |
2-3 - Gypsum-Calcite |
| Luster: |
Vitreous (Glassy) |
| Streak: |
light yellow |
| |
Optical Properties of Kolovratite
|
| Optical Data: |
Biaxial (?), b=1.577 |
| |
Calculated Properties of Kolovratite
|
| Fermion Index: |
Fermion Index = 0.01
Boson Index = 0.99 |
| Photoelectric: |
PEKolovratite = 20.42 barns/electron
U=PEKolovratite x rElectron Density= . barns/cc.
|
| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kolovratite is Not Radioactive |
| |
Kolovratite Classification
|
| Dana Class: |
40.05.13.01 (40)Hydrated Phosphates, etc |
| |
(40.05)with miscellaneous formulae |
| |
(40.05.13)Dana Group |
| |
40.05.13.01 Kolovratite HydrousvanadateofNiandZn ? Mono |
| Strunz Class: |
08.CB.50 08 - PHOSPHATES, ARSENATES, VANADATES |
| |
08.C - Phosphates without Additional Anions, with H2O |
| |
08.CB -With only medium-sized cations, RO4:H2O = 1:1 |
| |
08.CB.50 Kolovratite HydrousvanadateofNiandZn ? Mono |
| |
Other Kolovratite Information
|
| References: |
NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
| See Also: |
Links to other databases for Kolovratite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
Search for Kolovratite using:
[AOL]
[Bing]
[Dog Pile]
[GeoScienceWorld]
[HotBot]
[Ixquick]
[Lycos]
[MAMMA]
[Scirus]
[Teoma]
[WebCrawler]
[Wikipedia]
[YAHOO]
Visit our Advertisers for Kolovratite :
Ask about Kolovratite 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
Espa�ol
Print or Cut-and-Paste your Kolovratite Specimen Label here :
|
Kolovratite
Hydrous vanadate of Ni and Zn
Dana No: 40.05.13.01 Strunz No: 08.CB.50
Locality:
Notes:
|
|
| |
| |
|
| |
Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.
