Mineralogy Database

Szenicsite Mineral Data

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General Szenicsite Information

Help on Chemical  Formula: Chemical Formula: Cu3MoO4(OH)4
Help on Composition: Composition: Molecular Weight = 418.60 gm
   Copper      45.54 %  Cu   57.01 % CuO
   Molybdenum  22.92 %  Mo   34.39 % MoO3
   Hydrogen     0.96 %  H     8.61 % H2O
   Oxygen      30.58 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Cu3(MoO4)(OH)4
Help on IMA Status: IMA Status: Approved IMA 1994
Help on Locality: Locality: Jardinera No. 1 mine near Inca de Oro, 80 km north of Copiapo, Chile. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its finders, Terry and Marissa Szenics.
Help on Name Pronunciation: Name Pronunciation: Szenicsite + Pronunciation Say SZENICSITE
Help on Synonym: Synonym: ICSD 86868

Szenicsite Image

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Comments: Deep green szenicsite crystals on siliceous green to brown jasperoid.
Location: Jardinera #1 Mine, Atacama Province, Chile. Scale: 6.2 x 3.5 cm.
© John Veevaert

Szenicsite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.6744:1:0.4843
Help on Cell Dimensions: Cell Dimensions: a = 8.449, b = 12.527, c = 6.067, Z = 4; V = 642.14 Den(Calc)= 4.33
Help on Crystal System: Crystal System: Orthorhombic Space Group: Pnnm, Pnn2
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.759(1), 2.591(0.67), 2.773(0.57),
Help on Forms: Forms:

Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize

S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu

Help on Above

Forms: ( 1 1 0) ( 2 1 1) ( 1 0 0)

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Physical Properties of Szenicsite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Dark green.
Help on Density: Density: 4.26
Help on Fracture: Fracture: Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Help on Habit: Habit: Bladed - Aggregates of thin lath-like crystals (e.g. kyanite).
Help on Habit: Habit: Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)
Help on Hardness: Hardness: 3.5-4 - Copper Penny-Fluorite
Help on Luster: Luster: Adamantine
Help on Streak: Streak: green

Optical Properties of Szenicsite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.01 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.006 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2064,KPDmeas= 0.2098,KC= 0.2077
Ncalc = 1.88 - 1.9
Help on Optical Data: Optical Data: Biaxial (+), a=1.886, b=1.892, g=1.903, bire=0.0170, 2V(Calc)=74, 2V(Meas)=74. Dispersion r > v strong.
Help on Pleochroism (x): Pleochroism (x): yellowish green.
Help on Pleochroism (y): Pleochroism (y): green.
Help on Pleochroism (z): Pleochroism (z): green.

Calculated Properties of Szenicsite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.08 gm/cc
note: Specific Gravity of Szenicsite =4.33 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.05
Boson Index = 0.95
Help on Photoelectric: Photoelectric: PESzenicsite = 57.64 barns/electron
U=PESzenicsite x rElectron Density= 234.91 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Szenicsite is Not Radioactive

Szenicsite Classification

Help on  Dana Class: Dana Class: (48)Anhydrous Molybdates and Tungstates
  (48.03)(Basic Anhydrous)
  (48.03.05)Dana Group Szenicsite Cu3MoO4(OH)4 Pnnm, Pnn2 Ortho
Help on  Strunz Class: Strunz Class: 07.GB.10 07 - SULFATES (SELENATES, TELLURATES)
  07.G - Molybdates, Wolframates and Niobates
  07.GB -With additional anions and/or H2O
07.GB.10 Szenicsite Cu3MoO4(OH)4 Pnnm, Pnn2 Ortho

Other Szenicsite Information

Help on References: References: NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.79,p1210,1994) OPTIC PROP.(MinRec)
Help on See Also: See Also: Links to other databases for Szenicsite :
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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Dana No: Strunz No: 07.GB.10





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