| |
 |
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: |
Cu1.4S |
| 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:
|
|
|
Images:
|
|
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 Pyramidal H-M Symbol (3m) Space Group: P 3m1 ? |
| X Ray Diffraction: |
By Intensity(I/Io): 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: |
PESpionkopite = 34.51 barns/electron
U=PESpionkopite 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 :
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
Espaņol
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:
|
|
| |
| |
|
| |
Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.
