Close-up of hornblendes crystals in stretched amphibolite enclave
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Close-up of hornblendes crystals in stretched amphibolite enclave

by Sophie Graul, Tallinn University of Technology, Tallinn, Estonia and France

Close-up of hornblendes crystals in stretched amphibolite enclave, in a massive granitoid vein on the Kopparnäs coastline, Finland.