Cupalite Mineral Data

General Cupalite Information

Chemical Formula:

(Cu,Zn)Al

Composition:

Molecular Weight = 90.71 gm

Aluminum 29.74 % Al

Zinc 7.21 % Zn

Copper 63.05 % Cu

______

100.00 %

Empirical Formula:

Cu_0.9Zn_0.1Al

Environment:

In weathered serpentinite.

IMA Status:

Approved IMA 1985

Locality:

Listvenitovii River, Koryak Mountains, Kamchatka, Russia. Link to MinDat.org Location Data.

Name Origin:

Named for its composition (Cu, Al).

Synonym:

ICSD 40332

PDF 39-1371

Search for Cupalite Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

Cupalite Crystallography

Axial Ratios:

a:b:c =1.6706:1:2.4134

Cell Dimensions:

a = 6.95, b = 4.16, c = 10.04, Z = 10; V = 290.28 Den(Calc)= 5.19

Crystal System:

OrthorhombicSpace Group: Unk

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 5.07(1), 4.12(0.8), 3.59(0.2),

Physical Properties of Cupalite

Color:

Steel yellow.

Diaphaneity:

Opaque

Habit:

Inclusions - Generally found as inclusions in other minerals.

Habit:

Microscopic Crystals - Crystals visible only with microscopes.

Hardness:

4.5 - Between Fluorite and Apatite

Luster:

Metallic

Optical Properties of Cupalite

RL Anisotrophism:

Very weak, from light gray to gray.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Cupalite in Air**
λ	R	∑ R(λ)
440 nm	66.80
460 nm	66.10
480 nm	65.30
500 nm	64.50
520 nm	63.70
540 nm	62.90
560 nm	62.10
580 nm	61.30
600 nm	60.40
620 nm	59.70
640 nm	58.90
660 nm	58.20
680 nm	57.70
700 nm	57.20

**Calculated Relative Intensity Colors of Cupalite in Air**
Relative Intensity	0%	20%	40%	60%	80%	100%	120%	140%	150%
R

Calculated Properties of Cupalite

Electron Density:

Bulk Density (Electron Density)=4.82 gm/cc
note: Specific Gravity of Cupalite =5.19 gm/cc.

Fermion Index:

Fermion Index = 0.0029554985
Boson Index = 0.9970445015

Photoelectric:

PE_Cupalite= 33.00 barns/electron
U=PE_Cupalite x rElectron Density= 158.96 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cupalite is Not Radioactive

Cupalite Classification

Dana Class:

01.01.15.01 (01)Native Elements

(01.01)with metallic elements other than the platinum group

(01.01.15)Dana Group

01.01.15.01 Cupalite (Cu,Zn)Al Unk Ortho

01.01.15.02 Khatyrkite (Cu,Zn)Al2 I 4/mcm 4/m 2/m 2/m

Strunz Class:

01.AA.20 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)

01.A - Metals and Intermetallic Alloys

01.AA -Copper-cupalite family

01.AA.20 Cupalite (Cu,Zn)Al Unk Ortho

Other Cupalite Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Cupalite :
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 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

Search for Cupalite using:

[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Cupalite :

A Bijoux Google Search for Cupalite
Adam's Minerals Google Search for Cupalite
Cape Minerals Google Search for Cupalite
Dakota Matrix Minerals Google Search for Cupalite
Excalibur Mineral Corp. Google Search for Cupalite
Exceptional Minerals Google Search for Cupalite
John Betts Fine Minerals Search for Cupalite
McDougall Minerals Google Search for Cupalite
Mineral News Website Link
Rock and Mineral Shows Google Search for Cupalite
Weinrich Minerals, Inc. Google Search for Cupalite

Ask about Cupalite 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 Español

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

Cupalite

(Cu,Zn)Al
Dana No: 01.01.15.01 Strunz No: 01.AA.20
Locality:

Notes: