File:Acasta Gneiss fragment.JPG
From Infogalactic: the planetary knowledge core
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Original file (4,067 × 3,050 pixels, file size: 3.79 MB, MIME type: image/jpeg)
Summary
This gneiss is (among) the oldest known exposed rock on Earth (ca. 4.03 Ga). Collection: Prof. Hervé Martin (Université Blaise Pascal de Clermont-Ferrand).
Licensing
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:05, 16 January 2017 | | 4,067 × 3,050 (3.79 MB) | 127.0.0.1 (talk) | This gneiss is (among) the oldest known exposed rock on Earth (ca. 4.03 Ga). Collection: Prof. Hervé Martin (Université Blaise Pascal de Clermont-Ferrand). |
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