Atlasovite Mineral Data

General Atlasovite Information

Chemical Formula:

Cu6Fe+++Bi+++O4(SO4)5•KCl

Composition:

Molecular Weight = 1,264.97 gm

Potassium 3.09 % K 3.72 % K₂O

Iron 4.41 % Fe 6.31 % Fe₂O₃

Copper 30.14 % Cu 33.94 % Cu₂O

Bismuth 16.52 % Bi 18.42 % Bi₂O₃

Sulfur 12.67 % S 31.65 % SO₃

Chlorine 2.80 % Cl 2.80 % Cl

- % Cl -0.63 % -O=Cl₂

Oxygen 30.36 % O

______ ______

100.00 % 96.21 % = TOTAL OXIDE

Empirical Formula:

Cu₆Fe³⁺BiO₄(SO₄)₅(KCl)

Environment:

Volcanic sublimate.

IMA Status:

Approved IMA 1987

Locality:

Tolbachik fissure volcano, Kamchatka Peninsula, Russia. Link to MinDat.org Location Data.

Name Origin:

Named for Vladimir Vasil’evich Atlasov (1661/1664-1711), Russian traveller who first explored the Kamchatka Peninsula.

Name Pronunciation:

Atlasovite + Pronunciation

Atlasovite Image

Images:

Atlasovite

Comments: Small brown crystal fragment with inset image of the peg support in a sample box.
Location: Tolbachik Volcano, Main Fracture, North Breakthrough, Kamchatka Peninsula, Russia. Scale: Not Given, See Image.
© Sergey Vasiliev / Systematic Mineralogy

Atlasovite Crystallography

Axial Ratios:

a:c = 1:2.08722

Cell Dimensions:

a = 9.86, c = 20.58, Z = 4; V = 2,000.78 Den(Calc)= 4.20

Crystal System:

Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: P 4/ncc

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

By Intensity(I/I_o): 10.41(1), 2.446(0.8), 3.431(0.7),

Physical Properties of Atlasovite

Cleavage:

{???} Perfect

Color:

Dark brown.

Density:

4.2

Diaphaneity:

Transparent

Hardness:

2-2.5 - Gypsum-Finger Nail

Luster:

Vitreous (Glassy)

Streak:

light brown

Optical Properties of Atlasovite

Gladstone-Dale:

CI meas= 0.07 (Fair) - where the CI = (1-KPDmeas/KC)
CI calc= 0.07 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1856,KPDmeas= 0.1856,KC= 0.1996
Ncalc = 1.84

Optical Data:

Uniaxial (-), e=1.776, w=1.783, bire=0.0070.

Calculated Properties of Atlasovite

Electron Density:

Bulk Density (Electron Density)=3.92 gm/cc
note: Specific Gravity of Atlasovite =4.20 gm/cc.

Fermion Index:

Fermion Index = 0.0020361315
Boson Index = 0.9979638685

Photoelectric:

PE_Atlasovite= 300.81 barns/electron
U=PE_Atlasovite x r_electron=1,180.55 barns/cc.

Radioactivity:

GRapi = 41.69 (Gamma Ray American Petroleum Institute Units)
Concentration of Atlasovite per GRapi unit = 2.40 (%)

Estimated Radioactivity from Atlasovite - barely detectable

Atlasovite Classification

Dana Class:

30.01.17.02 (30)Anhydrous Sulfates Containing Hydroxyl or Halogen

(30.01)where (A B)m (XO4)p Zq where m:p>2:1

(30.01.17)Dana Group

30.01.17.01 Nabokoite Cu7TeO4(SO4)5•KCl P 4/ncc 4/m 2/m 2/m

30.01.17.02 Atlasovite Cu6FeBiO4(SO4)5•KCl P 4/ncc 4/m 2/m 2/m

Strunz Class:

07.BC.20 07 - SULFATES (SELENATES, TELLURATES)

07.B - Sulfates (selenates, etc.) with Additional Anions, without H2O

07.BC -With medium-sized and large cations

07.BC.20 Atlasovite Cu6FeBiO4(SO4)5•KCl P 4/ncc 4/m 2/m 2/m

07.BC.20 Nabokoite Cu7TeO4(SO4)5•KCl P 4/ncc 4/m 2/m 2/m

Other Atlasovite Information

References:

NAME( AntBidBlaNic5) PHYS. PROP.(Am.Min.,Vol.73,p927,1988) OPTIC PROP.(Am.Min.,Vol.73,p927,1988)

See Also:

Links to other databases for Atlasovite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

Search for Atlasovite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Atlasovite :

A Bijoux Google Search for Atlasovite
Adam's Minerals Google Search for Atlasovite
Cape Minerals Google Search for Atlasovite
Dakota Matrix Minerals Google Search for Atlasovite
Excalibur Mineral Corp. Google Search for Atlasovite
Exceptional Minerals Google Search for Atlasovite
John Betts Fine Minerals Search for Atlasovite
McDougall Minerals Google Search for Atlasovite
Mineral News Website Link
Rock and Mineral Shows Google Search for Atlasovite
Weinrich Minerals, Inc. Google Search for Atlasovite

Ask about Atlasovite 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 Atlasovite Specimen Label here :

Atlasovite

Cu6Fe+++Bi+++O4(SO4)5•KCl
Dana No: 30.01.17.02 Strunz No: 07.BC.20
Locality:

Notes: