Mineralogy Database

Moorhouseite Mineral Data

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General Moorhouseite Information

Help on Chemical  Formula: Chemical Formula: (Co,Ni,Mn)SO4•6(H2O)
Help on Composition: Composition: Molecular Weight = 262.62 gm
   Manganese   2.09 %  Mn    2.70 % MnO
   Cobalt     13.46 %  Co   17.12 % CoO
   Nickel      6.70 %  Ni    8.53 % NiO
   Hydrogen    4.61 %  H    41.16 % H2O
   Sulfur     12.21 %  S    30.49 % SO3
   Oxygen     60.92 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Co0.6Ni0.3Mn2+0.1(SO4)•6(H2O)
Help on Environment: Environment: Efflorescences with sulfides (probably cobaltian and nickelian pyrite) on siderite´┐Żbarite matrix from a hydrothermal Pb-Zn-Cu orebody associated with a large barite deposit.
Help on IMA Status: IMA Status: Approved IMA 1965
Help on Locality: Locality: Magnet Cove barite mine, four km southwest of Walton, Nova Scotia, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Walter Wilson Moorhouse (1913-1969), Canadian Professor of Geology, University of Toronto, Toronto, Canada.
Help on Name Pronunciation: Name Pronunciation: Moorhouseite + Pronunciation Say MOORHOUSEITE
Help on Synonym: Synonym: IMA1963-008

Moorhouseite Image

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Comments: Pink crystalline moorhouseite in sandstone.
Location: Cameron, Coconino County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Moorhouseite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.3878:1:3.3591
Help on Cell Dimensions: Cell Dimensions: a = 10.04, b = 7.234, c = 24.3, Z = 8; beta = 98.34° V = 1,746.23 Den(Calc)= 2.00
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.38(1), 4.02(0.55), 5.45(0.3),

Physical Properties of Moorhouseite

Help on Cleavage: Cleavage: {???} Indistinct
Help on Color: Color: Pink.
Help on Density: Density: 1.97
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Hardness: Hardness: 2.5 - Finger Nail
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Moorhouseite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.012 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.004 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.244,KPDmeas= 0.2477,KC= 0.2449
Ncalc = 1.48 - 1.49
Help on Optical Data: Optical Data: Biaxial (-), a=1.47, b=1.497, g=1.497, bire=0.0270

Calculated Properties of Moorhouseite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.06 gm/cc
note: Specific Gravity of Moorhouseite =2.00 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0019727111
Boson Index = 0.9980272889
Help on Photoelectric: Photoelectric: PEMoorhouseite = 8.19 barns/electron
U=PEMoorhouseite x rElectron Density= 16.84 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Moorhouseite is Not Radioactive

Moorhouseite Classification

Help on  Dana Class: Dana Class: (29)Hydrated Acid and Sulfates
  (29.06)where A XO4 ´┐Ż x(H2O)
  (29.06.08)Hexahydrite Group (Space Group: C2/c) Hexahydrite MgSO4•6(H2O) A2/a 2/m Bianchite (Zn,Fe)(SO4)•6(H2O) C 2/c 2/m Ferrohexahydrite FeSO4•6(H2O) C 2/c 2/m Nickelhexahydrite (Ni,Mg,Fe)(SO4)•6(H2O) C 2/c 2/m Moorhouseite (Co,Ni,Mn)SO4•6(H2O) C 2/c 2/m Chvaleticeite (Mn,Mg)SO4•6(H2O) C 2/c 2/m
Help on  Strunz Class: Strunz Class: 07.CB.25 07 - SULFATES (SELENATES, TELLURATES)
  07.C - Sulfates (selenates, etc.) without Additional Anions, with H2O
  07.CB -With only medium-sized cations
07.CB.25 Bianchite (Zn,Fe)(SO4)•6(H2O) C 2/c 2/m
07.CB.25 Ferrohexahydrite FeSO4•6(H2O) C 2/c 2/m
07.CB.25 Chvaleticeite (Mn,Mg)SO4•6(H2O) C 2/c 2/m
07.CB.25 Hexahydrite MgSO4•6(H2O) A2/a 2/m
07.CB.25 Moorhouseite (Co,Ni,Mn)SO4•6(H2O) C 2/c 2/m
07.CB.25 Nickelhexahydrite (Ni,Mg,Fe)(SO4)•6(H2O) C 2/c 2/m

Other Moorhouseite Information

Help on References: References: NAME( AntBidBlaNic5) 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 Moorhouseite :
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.CB.25





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