File:Alkaline pegmatite.jpg
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Original file (2,407 × 1,490 pixels, file size: 1.21 MB, MIME type: image/jpeg)
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Date/Time | Dimensions | User | Comment | |
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current | 15:55, 24 March 2006 | 2,407 × 1,490 (1.21 MB) | Zimbres | Alkaline pegmatite Description: wheathered feldspar and blue corundum crystals. Sample size: 35 x 15 cm. Origin:Canaã alkaline massif, Rio de Janeiro, Brazil Date:24/03/2006 Author:Eurico Zimbres Free for all use Category:Igneous rocks |
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