Kolovratite Mineral Data (original) (raw)
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:
MonoclinicSpace 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
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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: