Kipushite Mineral Data

Kipushite Mineral Data
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General Kipushite Information

Help on Chemical Formula: Chemical Formula: (Cu,Zn)5Zn(PO4)2(OH)6•(H2O)
Help on Composition: Composition: Molecular Weight = 678.42 gm
   Zinc        21.69 %  Zn   26.99 % ZnO
   Copper      35.13 %  Cu   43.97 % CuO
   Phosphorus   9.13 %  P    20.92 % P2O5
   Hydrogen     1.04 %  H     9.29 % H2O
   Oxygen      33.02 %  O
              ______        ______ 
              100.00 %      101.18 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: 5(Cu0.75)5(Zn0.25)Zn(PO4)2(OH)5•(H2O)
Help on Environment: Environment: Secondary mineral in the oxidized zone of a Cu–Zn deposit (Kipushi, Congo).
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: Kipushi, 28 km southwest of Lubumbashi, Katanga Province, Congo (Shaba Province, Zaire). Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Kipushite + Pronunciation Say KIPUSHITE
Help on Synonym: Synonym: ICSD 201847
  PDF 38-375
 

Kipushite Image

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Kipushite

Comments: Green microcrystals of kipushite on matrix.
Location: Kipushi, Shaba, Zaire. Scale: 10x8x5 mm.
© Richard Dale / Dale Minerals
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Kipushite

Comments: Prismatic emerald green microcrystals of kipushite on quartz.
Location: Snowshoe Claim, near Battle Mountain, Lander County, Nevada, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Kipushite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.3321:1:1.165
Help on Cell Dimensions: Cell Dimensions: a = 12.197, b = 9.156, c = 10.667, Z = 4; beta = 99.77° V = 1,173.97 Den(Calc)= 3.84
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.03(1), 2.554(0.9), 2.97(0.6),
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Piret P , Deliens M , Piret-Meunier J , The Canadian Mineralogist , 23 (1985) p.35-42, Occurrence and crystal structure of kipushite, a new copper-zinc, phosphate from Kipushi, Zaire, Locality: Kipushi, Zaire

 

Physical Properties of Kipushite

Help on Cleavage: Cleavage: None
Help on Color: Color: Emerald green.
Help on Density: Density: 3.8
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Fracture: Fracture: Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Help on Hardness: Hardness: 4 - Fluorite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: light blue
 

Optical Properties of Kipushite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.017 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.006 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1885,KPDmeas= 0.1904,KC= 0.1873
Ncalc = 1.71 - 1.72
Help on Optical Data: Optical Data: Biaxial (-), a=1.693, b=1.738, g=1.74, bire=0.0470
 

Calculated Properties of Kipushite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.68 gm/cc
note: Specific Gravity of Kipushite =3.84 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0090516266
Boson Index = 0.9909483734
Help on Photoelectric: Photoelectric: PEKipushite = 26.70 barns/electron
U=PEKipushite x rElectron Density= 98.32 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kipushite is Not Radioactive
 

Kipushite Classification
Help on Dana Class: Dana Class: 42.02.04.01 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.02)where (AB)3 (XO4) Zq · x(H2O)
  (42.02.04)Kipushite Group
 
42.02.04.01 Kipushite (Cu,Zn)5Zn(PO4)2(OH)6•(H2O) P 21/c 2/m
 
42.02.04.02 Philipsburgite (Cu,Zn)6(AsO4,PO4)2(OH)6•(H2O) P 21/c 2/m
Help on Strunz Class: Strunz Class: 08.DA.35 08 - PHOSPHATES, ARSENATES, VANADATES
  08.D - Phosphates, etc
  08.DA -With small (and occasionally larger) cations
 
08.DA.35 Kipushite (Cu,Zn)5Zn(PO4)2(OH)6•(H2O) P 21/c 2/m
 
08.DA.35 Philipsburgite (Cu,Zn)6(AsO4,PO4)2(OH)6•(H2O) P 21/c 2/m
 

Other Kipushite Information
Help on References: References: PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Kipushite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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Kipushite

(Cu,Zn)5Zn(PO4)2(OH)6•(H2O)
Dana No: 42.02.04.01 Strunz No: 08.DA.35
Locality:

 

Notes: