Smrkovecite Mineral Data

General Smrkovecite Information

Chemical Formula:

Bi2O(OH)(PO4)

Composition:

Molecular Weight = 545.94 gm

Bismuth 76.56 % Bi 85.35 % Bi₂O₃

Phosphorus 5.67 % P 13.00 % P₂O₅

Hydrogen 0.18 % H 1.65 % H₂O

Oxygen 17.58 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Bi₂O(OH)(PO₄)

IMA Status:

Approved IMA 1993 (Dana # Added)

Locality:

Smrkovec, Slavkovsky Mt, Marianske Lazne, Czech Republic. Link to MinDat.org Location Data.

Name Origin:

Named for the locality.

Name Pronunciation:

Smrkovecite + Pronunciation

Synonym:

IMA1993-040

Smrkovecite Image

Images:

Smrkovecite

Comments: Waxy smrkovecite botryoids in vuggy quartz.
Location: Smrkovec, Zapadocesky, Czech Republic. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Smrkovecite Crystallography

Axial Ratios:

a:b:c =0.9279:1:1.4503

Cell Dimensions:

a = 6.954, b = 7.494, c = 10.869, Z = 4; beta = 107° V = 541.67 Den(Calc)= 6.69

Crystal System:

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

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

By Intensity(I/I_o): 3.254(1), 3.271(0.51), 3.145(0.34),

Physical Properties of Smrkovecite

Color:

White, Yellow.

Diaphaneity:

Transparent to Translucent

Hardness:

4-5 - Fluorite-Apatite

Luster:

Vitreous - Adamantine

Streak:

white

Optical Properties of Smrkovecite

Gladstone-Dale:

CI calc= 0.003 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1594,KC= 0.16
Ncalc = 2.07

Optical Data:

Biaxial (+), a=2.05, b=2.06, g=2.09, bire=0.0400, 2V(Calc)=62, 2V(Meas)=58-61.

Calculated Properties of Smrkovecite

Electron Density:

Bulk Density (Electron Density)=5.64 gm/cc
note: Specific Gravity of Smrkovecite =6.69 gm/cc.

Fermion Index:

Fermion Index = 0.0000854444
Boson Index = 0.9999145556

Photoelectric:

PE_Smrkovecite=1,462.55 barns/electron
U=PE_Smrkovecite x rElectron Density=8,244.26 barns/cc.

Radioactivity:

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

Smrkovecite Classification

Dana Class:

41.11.06.01 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen

(41.11)with miscellaneous formulae

(41.11.06)Smrkovecite Group

41.11.06.01 Smrkovecite! Bi2O(OH)(PO4) P 2₁/c 2/m

41.11.06.02 Hechtsbergite! Bi2O(OH)(VO4) P 2₁/c 2/m

Strunz Class:

08.BO.15 08 - PHOSPHATES, ARSENATES, VANADATES

08.B - Phosphates, etc. with Additional Anions, without H2O

08.BO -With only large cations, (OH, etc.):RO4 ³ 1:1

08.BO.15 Atelestite Bi8(AsO4)3(OH)5O5 P 2₁/a 2/m

08.BO.15 Hechtsbergite! Bi2O(OH)(VO4) P 2₁/c 2/m

08.BO.15 Smrkovecite! Bi2O(OH)(PO4) P 2₁/c 2/m

Other Smrkovecite Information

References:

PHYS. PROP.(Am.Min.,Vol.81,p1283,1996) OPTIC PROP.(Am.Min.,Vol.81,p1283,1996)

See Also:

Links to other databases for Smrkovecite :
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

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

Smrkovecite

Bi2O(OH)(PO4)
Dana No: 41.11.06.01 Strunz No: 08.BO.15
Locality:

Notes: