| Locality type: | Quarry |
| Classification |
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| Species: | Opal var: Hyalite |
| Formula: | SiO2 · nH2O |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Associated Minerals Based on Photo Data: |
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| Calcite | ⓘ2 photos of Hyalite associated with Calcite at this locality. |
| Data |
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| Mineral Data: | Click here to view Hyalite data |
| Locality Data: | Click here to view Trandorf, Mühldorf, Krems-Land District, Lower Austria, Austria |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1436591 |
| Long-form Identifier: | 1:3:1436591:3 |
| GUID (UUID V4): | 02c9815f-96f0-45e2-99a9-f7cb1421fee5 |
| References |
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| Reference Search (possible matching items) |
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 | | Book | | index are distinctive. Garnet and spine! have n1uch lower indices of refraction and are usually highly colored...uneven color, usually purple. Cryolite has even lower index of refraction (n :::::: l.338) and shows weak...Cassiterite and baddeleyite (ZrO 2 ) have much lower birefringence. Anatase and hen1atite are optically...and untwinned, and apatite has lower indices of refraction and lower birefringence. DISTINGUlSHING FEATURES...O 3 in partial solid solution above 1050"C. At lower temperatures, exsolut ion occurs, a nd ilmenite |
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Trandorf, Mühldorf, Krems-Land District, Lower Austria, Austria