Cupalite Mineral Data

Cupalite Mineral Data

We specialise in top quality, fine minerals from Morocco, Namibia,
South Africa, Pakistan, Democratic Republic of Congo (ZaÃƒï¿½Ã‚Â¯re) and China
Worldwide Fine Minerals by B & C GOBIN

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.

Diaphaniety:

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:

r_electron=4.82 gm/cc
note: r_Cupalite=5.19 gm/cc.

Fermion Index

Fermion Index = 0.00295
Boson Index = 0.99705

Photoelectric:

PE_Cupalite= 33.00 barns/electron
U=PE_Cupalite x r_electron= 158.96 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Cupalite is Not Radioactive

Cupalite Classification

Dana Class:

1.1.15.1 (1)Native Elements

(1.1)with metallic elements other than the platinum group

(1.1.15)Dana Group

1.1.15.1 Cupalite (Cu,Zn)Al Unk Ortho

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

Strunz Class:

I/A.03-10 I - Elements

I/A - Metallic and intermetallic compounds, Carbides, Nitrides, Phosphides and Silicides

I/A.03 - Aluminium - Khatyrkite series

I/A.03-05 Aluminum Al F m3m,P m3m 4/m 3 2/m

I/A.03-10 Cupalite (Cu,Zn)Al Unk Ortho

I/A.03-20 Khatyrkite (Cu,Zn)Al2 I 4/mcm 4/m 2/m 2/m

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 -Google Images 5 -Google Scholar 6 -MinDAT 7 -MinMax(Deutsch) 8 -MinMax(English) 9 -Mineralienatlas (Deutsch) 10 -QUT Mineral Atlas 11 -École des Mines de Paris

Search for Cupalite using:

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

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

Translate Cupalite Mineral Data :

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: 1.1.15.1 Strunz No: I/A.03-10
Locality:

Notes: