Classification of Ternesite |
| IMA status: | Approved 1995 |
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| Strunz 8th edition ID: | 8/B.22-65
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| Nickel-Strunz 10th (pending) edition ID: | 9.AH.20
9 : SILICATES (Germanates) A : Nesosilicates H : Nesosilicates with CO3, SO4, PO4, etc. |
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| mindat.org URL: | http://www.mindat.org/min-7330.html Please feel free to link to this page. |
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Type Occurrence of Ternesite |
| Type Locality: | Ettringer Bellerberg Mt., Ettringen, Mayen, Eifel Mts, Rhineland-Palatinate, Germany |
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Physical Properties of Ternesite |
| Lustre: | Vitreous |
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| Colour: | pale blue, brown, light green, colourless |
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| Streak: | white |
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| Hardness (Mohs): | 4½ - 5 |
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| Cleavage: | None Observed |
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Crystallography of Ternesite |
| Crystal System: | Orthorhombic |
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Optical Data of Ternesite |
| Type: | Biaxial (-) |
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| RI values: | nα = 1.630 nβ = 1.637 nγ = 1.640 |
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| Maximum Birefringence: | δ = 0.010
 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 |
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Chemical Properties of Ternesite |
| Formula: | |
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| Essential elements: | Ca, O, S, Si |
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| All elements listed in formula: | Ca, O, S, Si |
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Relationship of Ternesite to other Species |
| Related Minerals - Nickel-Strunz Grouping): | | 9.AH.05 | Iimoriite-(Y) | | | 9.AH.10 | Tundrite-(Ce) | | | 9.AH.10 | Tundrite-(Nd) | | Na | | (Nd,La) | | (Ti,Nb) | | (SiO | | ) | | (CO | | ) | | O | | (OH)·2H | | O |
| | 9.AH.15 | Paraspurrite | | | 9.AH.15 | Spurrite | | | 9.AH.25 | Britholite-(Ce) | | Ca | | (Ce,Ca) | | [(OH,F)|(SiO | | ,PO | | ) | | ] |
| | 9.AH.25 | Britholite-(Y) | | Ca | | (Y,Ca) | | [(OH,F)|(SiO | | ,PO | | ) | | ] |
| | 9.AH.25 | Ellestadite-(Cl) | | | 9.AH.25 | Fluorbritholite-(Ce) | | Ca | | (Ce,Ca) | | [(F,OH)|(SiO | | ,PO | | ) | | ] |
| | 9.AH.25 | Ellestadite-(F) | | | 9.AH.25 | Ellestadite-(OH) | | | 9.AH.25 | Mattheddleite | | | 9.AH.25 | Tritomite-(Ce) | | (Ce,La,Y,Th) | | (Si,B) | | (O,OH,F) | | |
| | 9.AH.25 | Tritomite-(Y) | | (Y,Ca,La,Fe) | | (Si,B,Al) | | (O,OH,F) | | |
| | 9.AH.25 | Fluorcalciobritholite | |
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Other Names for Ternesite |
| 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 Ternesite |
| Reference List: | Irran, E., (1995): Ternesit, Ca5(SiO4)2SO4, ein neues Mineral vom Bellerberg
Diplomarbeit, Uni Wien, Formal- und Naturwissenschaftliche Fakultät.
Irran, E.; Tillmanns, E. and Hentschel, G., (1997): Ternesite, Ca5(SiO4)2SO4, a new mineral from the Ettringer Bellerberg/Eifel, Germany Mineralogy and Petrology: 60, 121-132.
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Internet Links for Ternesite |
| Search Engines: |
Look for Ternesite on Google
Look for Ternesite images on Google |
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| External Links: | Look for Ternesite on WebmineralLook for Ternesite on Athena MineralogyLook for Ternesite on WikipediaLook for Ternesite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Ternesite in the Natural History Museum (London) online catalogue |
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| Mineral Dealers: | Buy Fine Minerals from mineralsweb.comSearch for Ternesite at Thames Valley MineralsWendel Minerals - Auktion & ShopSearch for Ternesite on minvision.comRare and Unusual minerals at Mineralogical Research CompanyBuy fine minerals and gemstones from Pala Internationalrare and unusual minerals mainly crystallizedMineral Classics - Worldwide Collector Quality Minerals and GemsLapis Mineral MagazinBuy Minerals and Crystals from Crystalarium.comWright's Rock Shop - excellent mineral specimens since 1970e-Rocks - Mineral Auctions and Sales |
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Localities for Ternesite |
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