Mineralienatlas - Fossilienatlas
Stillwaterite |
Collectors Summary
Color | hellcremig grau |
Lustre | Metallglanz |
Hardness (Mohs) | 5 |
Crystal System | trigonal, P3, P3 |
Chemism
Chemical formula |
Pd8As3 |
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Empirical formula (analysis) |
Pd7.87As3 |
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Chemical composition |
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Analysis wt% |
Pd : 78.20, As : 17.30, Sb : 0.70, Te : 1.10, Sn : 3.00, Bi : 1.30, PLT : 78.30 (Ref: Canadian Mineralogist 75) |
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Strunz 9th edition incl. updates |
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2: Sulfide und Sulfosalze (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide, Sulfarsenite, Sulfantimonite, Sulfbismuthite) |
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Lapis Classification |
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II: SULFIDE UND SULFOSALZE (Sulfide, Selenide, Telluride, Arsenide, Antimonide, Bismutide) |
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Classification by Hölzel |
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2: SULFIDES |
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Dana 8th edition |
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02: Sulfide Minerals |
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IMA status |
Anerkannt von der CNMNC |
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Mineral status |
anerkanntes Mineral |
Optical Properties
Crystallography
3, 3 |
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Space Group number |
143, 147 |
P3, P3 |
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Cell parameters a (Å) |
7.339 |
Cell parameters b (Å) |
- |
Cell parameters c (Å) |
10.311 |
Cell parameters a/b or c/a |
1.405 |
Cell parameters c/b |
- |
Z |
3 |
Volume (ų) |
480.956 |
Oxana V. Karimova; Anna A. Mezhueva; Nikolay A. Zgurskiy; Andrey A. Zolotarev; Dmitriy A. Chareev: The crystal structure of Pd8As3, a synthetic analogue of stillwaterite. Mineralogical Magazine Vol. 86, Nr. 3 (2022) S. 492-499. doi: 10.1180/mgm.2022.57 |
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2.700(30), |
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Calculated from d-spacing and intensity at 0.1541838 nm (Cu) |
Physical Properties
5 |
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384 (30g) |
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10.96 (berechnet) 10.4 (gemssen) |
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11.002 ( ρ calc. Mineralienatlas ) |
(Co-)Type locality
Preface
Name from |
Der Typlokalität im Stillwater Co. |
Author (Name, Year) |
Cabri & Laflamme & Stewart & Rowland & Chen, 1975 |
Other languages
German |
Stillwaterit |
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Spanish |
Stillwaterita |
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English |
Stillwaterite |
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French |
Stillwaterite |
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Russian |
Стиллуотерит |
CNMNC (IMA)-Number
IMA 1974-029 |
CNMNC symbol
Symbol |
Slw |
Automatic Links to external internet sources (Responsibility is with the operator)
Mineral Dealer
Locations with GPS information
IDs
GUSID (Global unique identifier short form) | Id78oX9hyUS_RVeg-Bb7nw |
GUID (Global unique identifier) | A1FCDE21-617F-44C9-BF45-57A0F816FB9F |
Database ID | 3644 |