Classification of Tombarthite-(Y) |
| IMA status: | Approved 1967 |
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| Strunz 8th edition ID: | 8/A.11-20
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| Nickel-Strunz 10th (pending) edition ID: | 9.AD.35
9 : SILICATES (Germanates) A : Nesosilicates D : Nesosilicates without additional anions; cations in [6] and/or greater coordination |
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| Dana 8th edition ID: | 51.5.3.2
51 : NESOSILICATES Insular SiO4 Groups Only 5 : Insular SiO4 Groups Only with cations in >[6] coordination |
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| Hey's CIM Ref.: | 14.8.4
14 : Silicates not Containing Aluminum 8 : Silicates of Group III metals other than Al |
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| mindat.org URL: | http://www.mindat.org/min-3992.html Please feel free to link to this page. |
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Type Occurrence of Tombarthite-(Y) |
| Type Locality: | Høgtveit, Evje og Hornnes, Aust-Agder, Norway |
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Physical Properties of Tombarthite-(Y) |
| Lustre: | Dull |
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| Colour: | Brown- black |
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| Hardness (Mohs): | 5 - 6 |
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Chemical Properties of Tombarthite-(Y) |
| Formula: | |
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| Essential elements: | H, O, Si, Y |
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| All elements listed in formula: | H, O, Si, Y |
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Relationship of Tombarthite-(Y) to other Species |
| Related Minerals - Nickel-Strunz Grouping): | |
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| Related Minerals - Hey's Index Grouping: | | 14.8.1 | Thalénite-(Y) | | | 14.8.2 | Keiviite-(Y) | | | 14.8.3 | Keiviite-(Yb) | | | 14.8.5 | Thortveitite | | | 14.8.6 | Sazhinite-(Ce) | | | 14.8.7 | Monteregianite-(Y) | | | 14.8.8 | Iraqite-(La) | | K(Ca,Na) | | (La,Ce,Th)[(Si,Al) | | O | | ] |
| | 14.8.9 | Ashcroftine-(Y) | | | 14.8.10 | Nordite-(La) | | (La,Ce)(Sr,Ca)Na | | (Na,Mn)(Zn,Mg)Si | | O | | |
| | 14.8.11 | Nordite-(Ce) | | (Ce,La)(Sr,Ca)Na | | (Na,Mn)(Zn,Mg)Si | | O | | |
| | 14.8.12 | Jervisite | | (Na,Ca,Fe | | )(Sc,Mg,Fe | | )[Si | | O | | ] |
| | 14.8.13 | Cerite-(Ce) | | | 14.8.14 | Cascandite | |
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Other Names for Tombarthite-(Y) |
| Synonyms: | |
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| German 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 Tombarthite-(Y) |
| Reference List: | Lithos (1968): 1: 113-123.
American Mineralogist (1969): 54: 327-328.
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Internet Links for Tombarthite-(Y) |
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| External Links: | Look for Tombarthite-(Y) on WebmineralLook for Tombarthite-(Y) on Athena MineralogyLook for Tombarthite-(Y) on WikipediaLook for Tombarthite-(Y) on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure DatabaseSearch for Tombarthite-(Y) in the Natural History Museum (London) online catalogueTombarthite-(Y) details from Handbook of Mineralogy (PDF) |
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Localities for Tombarthite-(Y) |