Eisenkiesel, red quartz on hematite. Florence Mine, Cumbria, 16 cm. photo

Hajar | all galleries >> Mineral Galleries >> Oxides > Eisenkiesel, red quartz on hematite. Florence Mine, Cumbria, 16 cm.

Beautiful how the iron stained quartz precipitated only in the depressions of the mammillated hematite surface.

other sizes: small medium large original auto

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