Classification of Emeleusite |
| IMA status: | Approved |
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| Strunz 8th edition ID: | 8/E.22-100
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| Nickel-Strunz 10th (pending) edition ID: | 9.DN.05
9 : SILICATES (Germanates) D : Inosilicates N : Inosilicates with 6-periodic double chains |
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| Dana 8th edition ID: | 66.3.4.3
66 : INOSILICATES Double-Width,Unbranched Chains,(W=2) 3 : Amphiboles - Ca-Na subgroup |
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| Hey's CIM Ref.: | 14.20.1
14 : Silicates not Containing Aluminum 20 : Silicates of Fe and alkali metals |
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| mindat.org URL: | http://www.mindat.org/min-1374.html Please feel free to link to this page. |
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Type Occurrence of Emeleusite |
| Type Locality: | Illutalik (Igdlutalik) Island, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland |
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| Year of Discovery: | 1978 |
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Physical Properties of Emeleusite |
| Hardness (Mohs): | 5 - 6 |
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Crystallography of Emeleusite |
| Crystal System: | Orthorhombic |
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| Cell Parameters: | a = 10.07Å, b = 17.35Å, c = 14.01Å
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| Ratio: | a:b:c = 0.58 : 1 : 0.807 |
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| Unit Cell Volume: | V 2,447.75 ų (Calculated from Unit Cell) |
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Optical Data of Emeleusite |
| Type: | Biaxial (-) |
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| RI values: | nα = 1.596 nβ = 1.597 nγ = 1.597 |
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| Maximum Birefringence: | δ = 0.001
 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | Moderate |
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| Dispersion: | r < v weak |
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Chemical Properties of Emeleusite |
| Formula: | |
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| Essential elements: | Fe, Li, Na, O, Si |
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| All elements listed in formula: | Fe, Li, Na, O, Si |
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| Common Impurities: | Ti,Zr,Al,Mn,Mg,Ca,K |
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Relationship of Emeleusite to other Species |
| Related Minerals - Nickel-Strunz Grouping): | |
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| Related Minerals - Hey's Index Grouping: | |
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Other Names for Emeleusite |
| Synonyms: | |
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| German names: | |
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| Russian names: | |
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| Spanish names: | |
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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. |
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References for Emeleusite |
| Reference List: | American Mineralogist: 64: 242.
Mineralogical Magazine: 42: 31-34.
Zeitschrift für Kristallographie: 147: 297-306.
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Internet Links for Emeleusite |
| Search Engines: |
Look for Emeleusite on Google
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| External Links: | Look for Emeleusite on WebmineralLook for Emeleusite on Athena MineralogyLook for Emeleusite on WikipediaLook for Emeleusite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Emeleusite in the Natural History Museum (London) online catalogueEmeleusite details from Handbook of Mineralogy (PDF) |
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| Mineral Dealers: | rare and unusual minerals mainly crystallizedFind Emeleusite on www.crystalclassics.co.ukFabre Minerals - search for Emeleusite specimensLapis Mineral MagazinRare and Unusual minerals at Mineralogical Research CompanyMineral Classics - Worldwide Collector Quality Minerals and GemsWilensky Fine MineralsBuy Minerals and Crystals from Crystalarium.comWendel Minerals - Auktion & ShopWright's Rock Shop - excellent mineral specimens since 1970Search for - Emeleusite - on e-Rocks Mineral Sales & AuctionsTop quality minerals from Kristalle of California |
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| Jobs: | Mining & Geology Jobs |
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Localities for Emeleusite |