File:Olivine basalt.jpg
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Olivine_basalt.jpg (600 × 566 pixels, file size: 120 KB, MIME type: image/jpeg)
Summary
Photographer: <a href="//commons.wikimedia.org/wiki/User:Siim" title="User:Siim">Siim Sepp</a> Date of the creation: 25th April, 2005. Diameter is 14 cm. Description: dark groundmass is basalt, orange is iddingsite (hydrothermally altered olivine) and black phenocrysts are augite (one of pyroxenes). Rock sample is from La Palma, Canary islands and belongs to the <a href="https://en.wikipedia.org/wiki/en:University_of_Tartu" class="extiw" title="w:en:University of Tartu">University of Tartu</a>.
Licensing
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File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 08:06, 17 January 2017 | ![]() | 600 × 566 (120 KB) | 127.0.0.1 (talk) | <p>Photographer: <a href="//commons.wikimedia.org/wiki/User:Siim" title="User:Siim">Siim Sepp</a> Date of the creation: 25th April, 2005. Diameter is 14 cm. Description: dark groundmass is basalt, orange is iddingsite (hydrothermally altered olivine) and black phenocrysts are augite (one of pyroxenes). Rock sample is from La Palma, Canary islands and belongs to the <a href="https://en.wikipedia.org/wiki/en:University_of_Tartu" class="extiw" title="w:en:University of Tartu">University of Tartu</a>. </p> |
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