Basalt from France ( Auvergne). Thin section.
Basalt from the "Banne d'ordanche, Monts d'Ore". The sample is coming from the top of the volcano. Large phenocrysts of augite in a matrix of augite and plagioclase.
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Basalt from France ( Auvergne). Thin section.
Basalt from the "Banne d'ordanche, Monts d'Ore". The sample is coming from the top of the volcano. Large phenocrysts of augite in a matrix of augite and plagioclase.
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