Paramelaconite Mineral Data

Paramelaconite Mineral Data
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General Paramelaconite Information

Help on Chemical Formula: Chemical Formula: Cu+2Cu++2O3
Help on Composition: Composition: Molecular Weight = 79.55 gm
   Copper  79.89 %  Cu  100.00 % CuO
   Oxygen  20.11 %  O
          ______        ______ 
          100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CuO
Help on Environment: Environment: Secondary mineral in hydrothermal copper deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1891
Help on Locality: Locality: Copper Queen mine, Bisbee, Arizona, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Greek for near and melaconite, which in turn was named for black and dust, now a synonym for tenorite.
Help on Name Pronunciation: Name Pronunciation: Paramelaconite + Pronunciation Say PARAMELACONITE
Help on Synonym: Synonym: ICSD 100566
  PDF 3-879
 

Paramelaconite Image

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Paramelaconite

Comments: black paramelaconite masses with blue chrysocolla.
Location: Algoma Mine, Otonagon County, Michigan, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Paramelaconite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:1.70155
Help on Cell Dimensions: Cell Dimensions: a = 5.837, c = 9.932, Z = 16; V = 338.39 Den(Calc)= 6.25
Help on Crystal System: Crystal System: Tetragonal - Ditetragonal DipyramidalH-M Symbol (4/m 2/m 2/m) Space Group: I 41/amd
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.174(1), 2.918(0.38), 1.7302(0.21),
Help on Forms: Forms:

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

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Click Here for Large Paramelaconite Structure Window Crystal Structure:

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O Keeffe M , Bovin J O , American Mineralogist , 63 (1978) p.180-185, The crystal structure of paramelaconite, Cu4O3

 

Physical Properties of Paramelaconite

Help on Cleavage: Cleavage: None
Help on Color: Color: Black.
Help on Density: Density: 6.106
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Hardness: Hardness: 4.5 - Between Fluorite and Apatite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Adamantine
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: black
 

Optical Properties of Paramelaconite

Help on Optical Data: Optical Data: NCalc= 2.06 - from Gladstone-Dale relationship (KC = 0.17) where Ncalc=Dcalc*KC+1
NCalc= 2.04 - from Gladstone-Dale relationship (KC = 0.17) where Ncalc=Dmeas*KC+1
 

Calculated Properties of Paramelaconite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.81 gm/cc
note: Specific Gravity of Paramelaconite =6.25 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.000096545
Boson Index = 0.999903455
Help on Photoelectric: Photoelectric: PEParamelaconite = 36.14 barns/electron
U=PEParamelaconite x rElectron Density= 210.10 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Paramelaconite is Not Radioactive
 

Paramelaconite Classification
Help on Dana Class: Dana Class: 04.06.04.01 (04)Simple Oxides
  (04.06)not classified
  (04.06.04)Dana Group
 
04.06.04.01 Paramelaconite Cu2Cu2O3 I 41/amd 4/m 2/m 2/m
Help on Strunz Class: Strunz Class: 04.AA.15 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.A - Metal:Oxygen = 2.1 and 1:1
  04.AA -Cation:Anion (M:O) = 2:1 (and 1.8:1)
 
04.AA.15 Paramelaconite Cu2Cu2O3 I 41/amd 4/m 2/m 2/m
 

Other Paramelaconite Information
Help on References: References: NAME( Ford32) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Paramelaconite :
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
15 - WWW-MINCRYST

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

Paramelaconite

Cu+2Cu++2O3
Dana No: 04.06.04.01 Strunz No: 04.AA.15
Locality:

 

Notes: