Spionkopite Mineral Data

General Spionkopite Information

Chemical Formula:

Cu1.4S

Composition:

Molecular Weight = 121.03 gm

Copper 73.51 % Cu

Sulfur 26.49 % S

______

100.00 %

Empirical Formula:

Cu_1.4S

Environment:

Red bed copper deposit.

IMA Status:

Approved IMA 1980

Locality:

Spionkop Creek and Yarrow Creek areas of southwestern Alberta, Canada. Link to MinDat.org Location Data.

Name Origin:

Named for the locality.

Name Pronunciation:

Spionkopite + Pronunciation

Synonym:

IMA1978-023

Spionkopite Image

Images:

Spionkopite Yarrowite

Comments: Blue-black metallic granular spionkopite, intermixed with yarrowite altering, with quartz.
Location: Yarrow Creek, Alberta, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Images:

Spionkopite Yarrowite

Comments: Blue-gray metallic yarrowite grains in granular quartz rock with spionkopite.
Location: Yarrow Creek, Alberta, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Spionkopite Crystallography

Axial Ratios:

a:c = 1:1.80424

Cell Dimensions:

a = 22.962, c = 41.429, Z = 504; V = 18,917.10 Den(Calc)= 5.35

Crystal System:

Trigonal - Ditrigonal PyramidalH-M Symbol (3m) Space Group: P 3m1 ?

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

By Intensity(I/I_o): 1.91(1), 3.076(0.85), 2.777(0.3),

Physical Properties of Spionkopite

Color:

Black, Blue.

Density:

5.13

Diaphaneity:

Opaque

Habit:

Tarnishes - Freshly fractured surfaces form a surface oxidation film

Hardness:

2.5-3 - Finger Nail-Calcite

Luster:

Metallic

Optical Properties of Spionkopite

RL Anisotrophism:

Orange.

RL Pleochroism:

Blue to bluish white.

Reflectivity

**Standardized Intensity (100%) Reflection Spectra of Spionkopite in Air**
λ	R₁	R₂	∑ R₁(λ)	∑ R₂(λ)
400 nm	26.10	33.40
420 nm	25.80	32.90
440 nm	25.10	32.30
460 nm	24.20	31.40
480 nm	23.00	30.50
500 nm	21.80	29.50
520 nm	20.50	28.50
540 nm	19.00	27.40
560 nm	17.60	26.40
580 nm	16.30	25.40
600 nm	14.90	24.40
620 nm	13.60	23.80
640 nm	12.40	23.80
660 nm	11.20	24.30
680 nm	10.00	24.60
700 nm	9.06	24.30

**Calculated Relative Intensity Colors of Spionkopite in Air**
Relative Intensity	0%	60%	100%	120%	180%	240%	300%	360%	420%	480%	540%	600%
R₁
R₂

Calculated Properties of Spionkopite

Electron Density:

Bulk Density (Electron Density)=5.00 gm/cc
note: Specific Gravity of Spionkopite =5.35 gm/cc.

Fermion Index:

Fermion Index = 0.0019870628
Boson Index = 0.9980129372

Photoelectric:

PE_Spionkopite= 34.51 barns/electron
U=PE_Spionkopite x rElectron Density= 172.68 barns/cc.

Radioactivity:

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

Spionkopite Classification

Dana Class:

02.04.07.07 (02)Sulfides - Including Selenides and Tellurides

(02.04)where Am Bn Xp, with (m+n):p=2:1

(02.04.07)Chalcocite Group ([Cu]2-x S] formulae)

02.04.07.01 Chalcocite Cu2S P 2₁/c 2/m

02.04.07.02 Djurleite Cu31S16 P 2₁/n 2/m

02.04.07.03 Digenite Cu9S5 R 3m 3 2/m

02.04.07.04 Roxbyite Cu1.78S C 2/m 2/m

02.04.07.05 Anilite Cu7S4 P nma 2/m 2/m 2/m

02.04.07.06 Geerite Cu8S5 R 3m, R 3m, or R 32 Trig

02.04.07.07 Spionkopite Cu1.4S P 3m1 ? 3m

Strunz Class:

02.CA.05c 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf

02.C - Metal Sulfides, M:S = 1:1 (and similar)

02.CA -With Cu

02.CA.05c Spionkopite Cu1.4S P 3m1 ? 3m

Other Spionkopite Information

References:

NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1)

See Also:

Links to other databases for Spionkopite :
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

Search for Spionkopite using:

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

Visit our Advertisers for Spionkopite :

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

Ask about Spionkopite 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 Spionkopite Specimen Label here :

Spionkopite

Cu1.4S
Dana No: 02.04.07.07 Strunz No: 02.CA.05c
Locality:

Notes: