Gabbro from Huntly, Scotland. Polarised light micrograph of a thin section of gabbro, an igneous rock. Gabbro is coarse-grained, containing the minera

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Gabbro from Huntly, Scotland. Polarised light micrograph of a thin section of gabbro, an igneous rock. Gabbro is coarse-grained, containing the minerals olivine and plagioclase feldspar. Olivine is recognised here by its irregular shaped crystals, with randomly oriented fractures. Plagioclase feldspar forms lath- shaped crystals. Horizontal object size mm.

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Size: 5472px × 3648px
Photo credit: © ALFRED PASIEKA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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