Jolliffeite Mineral Data + 
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- 2.12.3.1 Cobaltite CoAsS P ca21 mm2
- 2.12.3.2 Gersdorffite NiAsS P 213 2 3
- 2.12.3.3 Ullmannite NiSbS P 213 2 3
- 2.12.3.4 Willyamite (Co,Ni)SbS P 213 2 3
- 2.12.3.5 Tolovkite IrSbS P 213 2 3
- 2.12.3.6 Platarsite (Pt,Rh,Ru)AsS P a3 2/m 3
- 2.12.3.7 Irarsite (Ir,Ru,Rh,Pt)AsS P a3 2/m 3
- 2.12.3.8 Hollingworthite (Rh,Pt,Pd)AsS P a3 2/m 3
- 2.12.3.9 Jolliffeite (Ni,Co)AsSe P a3 2/m 3
- 2.12.3.10 Padmaite PdBiSe P 213 2 3
- 2.12.3.11 Michenerite (Pd,Pt)BiTe P 213 2 3
- 2.12.3.12 Maslovite PtBiTe P 213 2 3
- 2.12.3.13 Testibiopalladite PdTe(Sb,Te) P 213 2 3
- 2.12.3.14 Changchengite! IrBiS P 213 2 3
- 2.12.3.15 Milotaite! PdSbSe P 21/3 2 3
- 2.12.3.16 IMA2004-047! PdAsSe Pa3 4/m 2/m 2/m
- II/D.18-10 Cobaltite CoAsS P ca21 mm2
- II/D.18-20 Gersdorffite NiAsS P 213 2 3
- II/D.18-25 Jolliffeite (Ni,Co)AsSe P a3 2/m 3
- II/D.18-30 Willyamite (Co,Ni)SbS P 213 2 3
- II/D.18-40 Ullmannite NiSbS P 213 2 3
- II/D.18-50 Hollingworthite (Rh,Pt,Pd)AsS P a3 2/m 3
- II/D.18-60 Irarsite (Ir,Ru,Rh,Pt)AsS P a3 2/m 3
- II/D.18-70 Platarsite (Pt,Rh,Ru)AsS P a3 2/m 3
- II/D.18-80 Tolovkite IrSbS P 213 2 3
General Jolliffeite Information |
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 Chemical Formula: |
(Ni,Co)AsSe | ||
| Composition: |
Molecular Weight = 212.63 gm | ||
| Cobalt 6.93 % Co | |||
| Nickel 20.70 % Ni | |||
| Arsenic 35.24 % As | |||
| Selenium 37.13 % Se | |||
| ______ | |||
| 100.00 % | |||
| Empirical Formula: |
Ni0.75Co0.25AsSe | ||
| Environment: |
Se analogue of gersdorffite. | ||
| IMA Status: |
Approved IMA 1991 | ||
| Locality: |
Shirley Penin., Lake Athabasca, SK, Canada. Link to MinDat.org Location Data. | ||
| Name Origin: |
Named in 1991 for Alfred W. Jolliffe (1907-1988), Canadian geologist. | ||
| Synonym: |
ICSD 40656 | ||
| IMA1989-011 | |||
| PDF 45-1383 | |||
Jolliffeite Image | |||
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Images:
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Jolliffeite Crystallography |
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| Cell Dimensions: |
a = 5.831, Z = 4; V = 198.26 Den(Calc)= 7.12 | ||
| Crystal System: |
Isometric - DiploidalH-M Symbol (2/m 3) Space Group: P a3 | ||
| X Ray Diffraction: |
By Intensity(I/Io): 2.602(1), 1.757(0.8), 2.378(0.8), | ||
Physical Properties of Jolliffeite |
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| Color: |
Tin white. | ||
| Density: |
7.1 | ||
| Diaphaniety: |
Opaque | ||
| Habit: |
Anhedral Grains - Granular minerals without the expression of crystal shapes | ||
| Hardness: |
6-6.5 - Orthoclase-Pyrite | ||
| Luster: |
Metallic | ||
Calculated Properties of Jolliffeite |
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| Electron Density: |
relectron=6.35 gm/cc |
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| Fermion Index |
Fermion Index = 0.03056 Boson Index = 0.96944 |
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| Photoelectric: |
PEJolliffeite = 66.27 barns/electron |
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Jolliffeite is Not Radioactive |
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Jolliffeite Classification |
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| Dana Class: |
2.12.3.9 (2)Sulfides - Including Selenides and Tellurides | ||
| (2.12)where Am Bn Xp, with (m+n):p=1:2 | |||
| (2.12.3)Cobaltite Group (Cubic or pseudocubic crystals) | |||
| Strunz Class: |
II/D.18-25 II - Sulfides and sulphosalts | ||
| II/D - Sulfides with metal: sulfur, selenium and tellurium < 1:1, Tellurides with Copper, Silver, Gold | |||
| II/D.18 - Cobaltite group, Cobaltite - Ullmannite - Tolovkite series | |||
Other Jolliffeite Information |
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| References: |
NAME( Dana8) PHYS. PROP.(37th List of New Min.,Min. Mag.,1996) | ||
| See Also: |
Links to other databases for Jolliffeite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 - WWW-MINCRYST 13 -École des Mines de Paris Search for Jolliffeite using: Visit our Advertisers for Jolliffeite : Translate Jolliffeite Mineral Data : Ask about Jolliffeite here : Print or Cut-and-Paste your Jolliffeite Specimen Label here :
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