Classification of Sederholmite |
| IMA status: | Approved |
|---|
| Strunz 8th edition ID: | 2/C.20-50
|
|---|
| Nickel-Strunz 10th (pending) edition ID: | 2.CC.05
2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.) C : Metal Sulfides, M: S = 1: 1 (and similar) C : With Ni, Fe, Co, PGE, etc. |
|---|
| Dana 8th edition ID: | 2.8.11.3
2 : SULFIDES 8 : AmXp, with m:p = 1:1 |
|---|
| Hey's CIM Ref.: | 3.11.15
3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1) 11 : Sulphides etc. of Ni |
|---|
| mindat.org URL: | http://www.mindat.org/min-3601.html Please feel free to link to this page. |
|---|
Type Occurrence of Sederholmite |
| Type Locality: | Kuusamo, Oulun (Oulu) Lääni, Finland |
|---|
| Year of Discovery: | 1964 |
|---|
Physical Properties of Sederholmite |
| Lustre: | Vitreous, Metallic |
|---|
| Diaphaneity (Transparency): | Opaque |
|---|
| Colour: | Brass-yellow to orange-yellow |
|---|
| Hardness (Mohs): | 2½ - 3 |
|---|
Crystallography of Sederholmite |
| Crystal System: | Hexagonal |
|---|
| Cell Parameters: | a = 3.62Å, c = 5.28Å
|
|---|
| Ratio: | a:c = 1 : 1.459 |
|---|
| Unit Cell Volume: | V 59.92 ų (Calculated from Unit Cell) |
|---|
Chemical Properties of Sederholmite |
| Formula: | |
|---|
| Essential elements: | Be, Ni, Se |
|---|
| All elements listed in formula: | Be, Ni, Se |
|---|
| Common Impurities: | Co |
|---|
Relationship of Sederholmite to other Species |
| Related Minerals - Nickel-Strunz Grouping): | |
|---|
| Related Minerals - Hey's Index Grouping: | |
|---|
Other Names for Sederholmite |
| German names: | |
|---|
| Russian names: | |
|---|
| Spanish names: | |
|---|
Other Information |
| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
|---|
References for Sederholmite |
| Reference List: | American Mineralogist (1965): 50: 519-520.
|
|---|
Internet Links for Sederholmite |
| Search Engines: |
Look for Sederholmite on Google
Look for Sederholmite images on Google |
|---|
| External Links: | Look for Sederholmite on WebmineralLook for Sederholmite on Athena MineralogyLook for Sederholmite on WikipediaLook for Sederholmite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Sederholmite in the Natural History Museum (London) online catalogueSederholmite details from Handbook of Mineralogy (PDF) |
|---|
| Mineral Dealers: | Mineral Classics - Worldwide Collector Quality Minerals and GemsSearch for Sederholmite at Thames Valley MineralsFabre Minerals - search for Sederholmite specimensFine Minerals from Dan Weinrich MineralsThe Arkenstone - Fine MineralsRare and Unusual minerals at Mineralogical Research CompanyBuy fine minerals and gemstones from Pala InternationalLapis Mineral MagazinBuy Minerals and Crystals from Crystalarium.comSearch for Sederholmite on minvision.comHigh-end worldwide specimens & outstanding customer serviceWright's Rock Shop - excellent mineral specimens since 1970 |
|---|
| Jobs: | Mining & Geology Jobs |
|---|
Page Sponsor |
| Sponsorship: | This page is currently not sponsored. Click here to find out how you can sponsor this page. |
|---|
Localities for Sederholmite |