Carrollite Mineral Data + Say CARROLLITE


[Newest Minerals] [Equipment] [Analytical Services] [About Us] [Mineral Gallery] [eBay Store]
See Also: [Diamond Crystals] [Mineral News] [Hudson Institute] [Minerals on CDROM]
Rare Minerals, Meteorites, Equipment and Analytical Services
Excalibur Mineral Company, World leaders in the supply of rare species
Serving the scientific and collector communities since 1974

General Carrollite Information
Help on Chemical Formula: Chemical Formula: Cu(Co,Ni)2S4
Help on Composition: Composition: Molecular Weight = 309.55 gm
   Cobalt  28.56 %  Co
   Copper  20.53 %  Cu
   Nickel   9.48 %  Ni
   Sulfur  41.43 %  S
          ______ 
          100.00 % 
Help on Empirical Formula: Empirical Formula: CuCo1.5Ni0.5S4
Help on Environment: Environment: In hydrothermal vein deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1852
Help on Locality: Locality: In the USA, in the Patapsco mine, Finksburg, and the Mineral Hill mine, Sykesville, Carroll Co., Maryland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For its occurrence in Carroll Co., Maryland, USA.
Help on Synonym: Synonym: ICSD 31107
  PDF 42-1450
 

Carrollite Image

Click Here for Larger Carrollite Image in a New Browser Window Images:
Click Here for Larger Carrollite Image

Carrollite

Comments: Carrollite crystal with minor attached matrix.
Location: Komoto-Frond in the Democratic Republic of the Congo. Scale: 1.2 cm.
© John Veevaert

Carrollite Crystallography
Help on Cell Dimensions: Cell Dimensions: a = 9.477, Z = 8; V = 851.16 Den(Calc)= 4.83
Help on Crystal System: Crystal System: Isometric - HexoctahedralH-M Symbol (4/m 3 2/m) Space Group: F d3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.86(1), 1.674(0.8), 1.825(0.6),
Click Here for Large Carrollite Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
 Help on Above


Williamson D P , Grimes N W , Journal of Physics D: Applied Physics , 7 (1974) p.1-6, An X-ray diffraction investigation of sulphide spinels

View Additional jPOWD Structure files for Carrollite
[1] [2]
 

Physical Properties of Carrollite

Help on Cleavage: Cleavage: [001] Indistinct
Help on Color: Color: Gray, Gray, Copper red, Light gray, Steel.
Help on Density: Density: 4.5 - 4.8, Average = 4.65
Help on Diaphaniety: Diaphaniety: Opaque
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Hardness: Hardness: 4.5-5.5 - Near Apatite
Help on Luster: Luster: Metallic
 

Optical Properties of Carrollite

Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Carrollite in Air
λ R  ∑ R(λ) 
 400 nm   40.50   
 420 nm   40.60 
 440 nm   40.70 
 460 nm   40.70 
 480 nm   40.80 
 500 nm   40.90 
 520 nm   41.20 
 540 nm   41.80 
 560 nm   41.80 
 580 nm   41.90 
 600 nm   42.10 
 620 nm   42.70 
 640 nm   43.30 
 660 nm   43.90 
 680 nm   44.60 
 700 nm   45.00 
Calculated Relative Intensity Colors of Carrollite in Air
Relative
Intensity		    0%   30%   60%   90% 100% 120% 150% 180% 210% 220%
R                    
 

Calculated Properties of Carrollite

Help on Electron Density: Electron Density:

relectron=4.60 gm/cc
note: rCarrollite =4.83 gm/cc.
Help on Fermion Index Fermion Index Fermion Index = 0.00417
Boson Index = 0.99583
Help on Photoelectric: Photoelectric:

PECarrollite = 24.99 barns/electron
U=PECarrollite x relectron= 115.04 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Carrollite is Not Radioactive
 

Carrollite Classification
Help on Dana Class: Dana Class: 2.10.1.2 (2)Sulfides - Including Selenides and Tellurides
  (2.10)where Am Bn Xp, with (m+n):p=3:4
  (2.10.1)Linnaeite Group (Isometric: Fd3m)
 
2.10.1.1 Linnaeite CoCo2S4 F d3m 4/m 3 2/m
 
2.10.1.2 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m
 
2.10.1.3 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m
 
2.10.1.4 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m
 
2.10.1.5 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m
 
2.10.1.6 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m
 
2.10.1.7 Polydymite NiNi2S4 F d3m 4/m 3 2/m
 
2.10.1.8 Violarite FeNi2S4 F d3m 4/m 3 2/m
 
2.10.1.9 Trustedtite Ni3Se4 F d3m 4/m 3 2/m
 
2.10.1.10 Greigite FeFe2S4 F d3m 4/m 3 2/m
 
2.10.1.11 Daubreelite FeCr2S4 F d3m 4/m 3 2/m
 
2.10.1.12 Indite FeIn2S4 F d3m 4/m 3 2/m
 
2.10.1.13 Kalininite ZnCr2S4 F d3m 4/m 3 2/m
 
2.10.1.14 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m
 
2.10.1.15 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m
 
2.10.1.16 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m
 
2.10.1.17 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m
 
2.10.1.18 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m
 
2.10.1.19 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m
Help on Strunz Class: Strunz Class: II/D.01-40 II - Sulfides and sulphosalts
  II/D - Sulfides with metal: sulfur, selenium and tellurium < 1:1, Tellurides with Copper, Silver, Gold
  II/D.01 - Linneite group and related compounds
 
II/D.01-10 Greigite FeFe2S4 F d3m 4/m 3 2/m
 
II/D.01-20 Linnaeite CoCo2S4 F d3m 4/m 3 2/m
 
II/D.01-30 Polydymite NiNi2S4 F d3m 4/m 3 2/m
 
II/D.01-40 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m
 
II/D.01-50 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m
 
II/D.01-60 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m
 
II/D.01-70 Violarite FeNi2S4 F d3m 4/m 3 2/m
 
II/D.01-80 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m
 
II/D.01-90 Indite FeIn2S4 F d3m 4/m 3 2/m
 
II/D.01-95 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m
 
II/D.01-100 Daubreelite FeCr2S4 F d3m 4/m 3 2/m
 
II/D.01-110 Kalininite ZnCr2S4 F d3m 4/m 3 2/m
 
II/D.01-120 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m
 
II/D.01-130 Trustedtite Ni3Se4 F d3m 4/m 3 2/m
 
II/D.01-140 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m
 

Other Carrollite Information
Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AmMin)
Help on See Also: See Also: Links to other databases for Carrollite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - Crocoite.com Mineral Locations 4 - Franklin Minerals(Dunn) 5 -Google Images 6 -Google Scholar 7 -Handbook of Mineralogy (UofA) 8 - HyperPhysics 9 -MinDAT 10 -MinMax(Deutsch) 11 -MinMax(English) 12 -Mineralienatlas (Deutsch) 13 - Minerals of Wisconsin 14 -QUT Mineral Atlas 15 - Scandinavian mineral gallery 16 - WWW-MINCRYST

Search for Carrollite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Carrollite :
AA Mineral Specimens
B and L Minerals
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Minernet.it
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Carrollite Mineral Data :

Ask about Carrollite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Espaņol

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

Carrollite

Cu(Co,Ni)2S4
Dana No: 2.10.1.2 Strunz No: II/D.01-40
Locality:

 

Notes:

 
 
   
 
Go To Webmineral Home Crystallography X-Ray D-Spacing Table Chemical Composition
Dana Classification Strunz Classification Table of Mineral Properties Alphabetical Listing of Minerals
Search Webmineral Photo Gallery of Mineral Images Help Files Links