Reichenbachite Mineral Data
General Reichenbachite Information
Chemical Formula:
Cu++5(PO4)2(OH)4
Composition:
Molecular Weight = 575.70 gm
Copper 55.19 % Cu 69.09 % CuO
Phosphorus 10.76 % P 24.66 % P2 O5
Hydrogen 0.70 % H 6.26 % H2 O
Oxygen 33.35 % O
______ ______
100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:
Cu5 (PO4 )2 (OH)4
Environment:
Silicified barite vein. Trimorphous with pseudomalachite and ludjibaite.
IMA Status:
Approved IMA 1984
Locality:
Reichenbach, Odenwald, Germany. Link to MinDat.org Location Data.
Name Origin:
Named for the locality.
Name Pronunciation:
Reichenbachite + Pronunciation
Synonym:
ICSD 100019
PDF 40-502
Reichenbachite Image
Images:
Reichenbachite Crystallography
X Ray Diffraction:
By Intensity(I/Io ): 2.41(1), 4.47(1), 3.132(0.3),
Physical Properties of Reichenbachite
Color:
Dark green.
Optical Properties of Reichenbachite
Gladstone-Dale:
CI meas = -0.035 (Excellent) - where the CI = (1-KPDmeas /KC ) CI calc = -0.035 (Excellent) - where the CI = (1-KPDcalc /KC )
KPDcalc = 0.1902,KPDmeas = 0.1902,KC = 0.1838 Ncalc = 1.8
Calculated Properties of Reichenbachite
Electron Density:
Bulk Density (Electron Density)=4.16 gm/cc note: Specific Gravity of Reichenbachite =4.35 gm/cc.
Fermion Index:
Fermion Index = 0.0001611273 Boson Index = 0.9998388727
Photoelectric:
PEReichenbachite = 24.87 barns/electronU=PEReichenbachite x r Electron Density= 103.34 barns/cc.
Radioactivity:
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Reichenbachite is Not Radioactive
Reichenbachite Classification
Dana Class:
41.04.03.02 (41) Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen
(41.04) where (A B)5 (XO4)2 Zq
(41.04.03) Dana Group
41.04.03.01 Pseudomalachite Cu5(PO4)2(OH)4 P 21 /a 2/m
41.04.03.02 Reichenbachite Cu5(PO4)2(OH)4 P 21 /a 2/m
41.04.03.03 Ludjibaite Cu5(PO4)2(OH)4 P1 1
Strunz Class:
08.BD.05 08 - PHOSPHATES, ARSENATES, VANADATES
08.B - Phosphates, etc. with Additional Anions, without H2O
08.BD -With only medium-sized cations, (OH, etc.):RO4 = 2:1
08.BD.05 Cornwallite Cu5(AsO4)2(OH)4 P 21 /a 2/m
08.BD.05 Pseudomalachite Cu5(PO4)2(OH)4 P 21 /a 2/m
08.BD.05 Reichenbachite Cu5(PO4)2(OH)4 P 21 /a 2/m
Other Reichenbachite Information
See Also:
Links to other databases for Reichenbachite :
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 Reichenbachite Specimen Label here :
Reichenbachite
Cu++5(PO4)2(OH)4
Dana No: 41.04.03.02 Strunz No: 08.BD.05
Locality:
Notes: