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Aegirine : NaFe3+[Si2O6] | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway Green, transparent, terminated crystals of aegirine. Field of view about 4 mm. The specimen is in the micromount collection of OT. Ljostad. |
| © OT. Ljostad | Photo ID: 39233 View Count: 584 |
Behoite : Be(OH)2, Chiavennite : CaMnBe2Si5O13(OH)2·2H2O | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway A 1 mm crystal aggregate of Behoite on crystals of Chiavennite from Vevja quarry, Tvedalen, Langesundsfjord-area, Vestfold, Norway. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 55379 View Count: 385 |
Chiavennite : CaMnBe2Si5O13(OH)2·2H2O, Natrolite : Na2[Al2Si3O10] · 2H2O | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway reddish brown, bladed crystals of chiavennite crystals on colourless, translucent natrolite crystals. Field of view about 3 mm. The specimen is in the micromount collection of OT. Ljostad. |
| © OT. Ljostad | Photo ID: 17578 View Count: 519 |
Chiavennite : CaMnBe2Si5O13(OH)2·2H2O, Epididymite : Na2Be2Si6O15·H2O | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway Brownish-yellow, bladed crystals of chiavennite with white aggregates of epididymite crystals. Field of view about 11 mm. The specimen is in the micromount collection of OT. Ljostad. |
| © OT. Ljostad | Photo ID: 17574 View Count: 440 |
Chiavennite : CaMnBe2Si5O13(OH)2·2H2O, Natrolite : Na2[Al2Si3O10] · 2H2O | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway Light yellowish balls of bladed chiavennite crystals with colourless, prismatic natrolite crystals. Field of view about 12 mm. The specimen is in the micromount collection of OT. Ljostad. |
| © OT. Ljostad | Photo ID: 17575 View Count: 386 |
Chiavennite : CaMnBe2Si5O13(OH)2·2H2O, Analcime : Na2[Al2Si4O12] · 2H2O | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway Chiavennite is one of only a few Zeolite Group minerals which contain a small percentage of beryllium. Collected by OT Ljostad, of Elverum, Norway. Photomicrograph © Saul Krotki 2004 (.0563.1). The brown-orange botryoids are 0.75 mm in diameter. Matrix is analcime. Krotki Micromount Collection. |
| © Saul Krotki 2004 | Photo ID: 16846 View Count: 381 |
Chiavennite : CaMnBe2Si5O13(OH)2·2H2O | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway Chiavennite is one of only a few Zeolite Group minerals which contain a small percentage of beryllium. Collected by OT Ljostad, of Elverum, Norway. Photomicrograph © Saul Krotki 2004 (.0563.2). Here is an attempt to image the individual chiavennite crystals off the edge of a 0.75 mm botryoid. Krotki Micromount Collection. |
| © Saul Krotki 2004 | Photo ID: 16847 View Count: 329 |
Chiavennite : CaMnBe2Si5O13(OH)2·2H2O, Helvite : Mn2+4Be3[S|(SiO4)3] | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway Chiavennite crystals covering Helvite crystals from the Vevja quarry, Tvedalen, Langesundsfjord-area, Norway. Field of view: 1 cm. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 54031 View Count: 266 |
Chiavennite : CaMnBe2Si5O13(OH)2·2H2O | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway Chiavennite crystals from the Vevja quarry, Tvedalen, Langesundsfjord-area, Norway. Field of view: 5 mm. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 54032 View Count: 218 |
Chiavennite : CaMnBe2Si5O13(OH)2·2H2O, Aegirine : NaFe3+[Si2O6] | |
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Vevja (Bakken) quarry, Tvedalen, Larvik, Vestfold, Norway Picture width is 5mm. Orange balls of Chiavennite and some green Aegirine. |
| © Elmar Lackner | Photo ID: 76328 View Count: 211 |
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