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Allanite-(Ce) : {CaCe}{Al2Fe2+}[O|OH|SiO4|Si2O7], Albite : Na[AlSi3O8] | |
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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway Allanite-(Ce) crystals on albite from an amazonite-pegmatite rich in rare earth minerals at Heftetjern, Tørdal, Telemark. Field of view: 5 mm. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 52358 View Count: 401 |
Bazzite : Be3Sc2Si6O18 | |
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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway A terminated, prismatic 4x5 mm crystal of bazzite with no matrix. The specimen (3763) is in the micromount collection of OT. Ljostad. |
| © OT. Ljostad | Photo ID: 22566 View Count: 1040 |
Bazzite : Be3Sc2Si6O18, Beryl : Be3Al2Si6O18, Quartz : SiO2 | |
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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway A light blue crystal of bazzite epitactic (?) on a grey beryl crystal. The matrix is quartz. Field of view about 10 mm. The specimen (2245) is in the micromount collection of OT. Ljostad. |
| © OT. Ljostad | Photo ID: 22567 View Count: 567 |
Bazzite : Be3Sc2Si6O18 | |
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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway Bazzite crystals, the largest 1,5 cm ! in Quarz from the Heftetjern pegmatite, Tørdal, Telemark, Norway. Specimen and photo: Knut Eldjarn. |
| © Knute Eldjarn | Photo ID: 55377 View Count: 447 |
Bazzite : Be3Sc2Si6O18 | |
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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway Bazzite crystals to 3 mm in Quarz from the Heftetjern pegmatite, Tørdal, telemark, Norway. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 55378 View Count: 410 |
Bazzite : Be3Sc2Si6O18 | |
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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway dimension area mm. 8 x 8 photo and collection Luigi Chiappino |
| © luigi chiappino | Photo ID: 230061 View Count: 29 |
Cascandite : Ca(Sc,Fe3+)[HSi3O9], Scandiobabingtonite : Ca2(Fe2+,Mn)ScSi5O14(OH) | |
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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway Cascandite intergrown with Scandiobabingtonite in greyish green crystals to 3 mm from Heftetjern, Tørdal, Telemark, Norway. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 55051 View Count: 697 |
Cassiterite : SnO2 | |
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Tørdal, Drangedal, Telemark, Norway Cassiterite crystals to 5 mm from Kleppsvatn, Tørdal, Telemark, Norway, Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 104654 View Count: 325 |
Fluocerite-(Ce) : (Ce,La)F3 | |
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Høydalen (Høydalen seter), Tørdal, Drangedal, Telemark, Norway A 3 cm platy aggregate of Fluocerite in Quarz from the Høydalen quarry, Tørdal, Telemark, Norway. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 64225 View Count: 326 |
Heftetjernite : ScTaO4 | |
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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway Heftetjernite, a transparent tabular broken crystal of very dark brown colour on surface of an altered, nearly X-ray amorphous polycrase(?)-like mineral. Total height of picture ca. 1 mm. Part of the HOLOTYPE specimen (Dept. Geology, Natural History museum, University of Oslo, No.41726; original designation RK99/04). Type locality: Heftetjern, ... |
| © Roy Kristiansen | Photo ID: 232189 View Count: 143 |
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