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  • Magmatism (4 entries)
Rapakivi granite with typical round orthoclase crystals with oligoclase rims, Finland
Rapakivi granite with typical round orthoclase crystals with oligoclase rims, Finland by Sophie Graul
Detail of K-feldspars pegmatite-like vein on the Kopparnäs coastline, Finland.
Detail of K-feldspars pegmatite-like vein on the Kopparnäs coastline, Finland. by Sophie Graul
Ponta da Abelheira Geology
Ponta da Abelheira Geology by Nuno Correia
Mesozoic Lamprophyre dyke crosscutting Ordovician sediments near Leading Tickles, Newfoundland, Canada
Mesozoic Lamprophyre dyke crosscutting Ordovician sediments near Leading Tickles, Newfoundland, Canada by Alexander Peace
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