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- Title is exactly "Porphyroblasic gneiss (Fenitized)"
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Porphyroblasic gneiss (Fenitized)
Fenitized porphyroblastic Gneiss.
Hand Sample:
Entirely coarse-grained rock except for 2 cm wide dark fine grained band. Obvious traces of oxidation appear on all sides, dominating the most weathered sides of the rock.
Hand Sample:
Entirely coarse-grained rock except for 2 cm wide dark fine grained band. Obvious traces of oxidation appear on all sides, dominating the most weathered sides of the rock.