Friday 25 October 2013

ZINCUM oxygenizatum, var. siliciferum. Silical Oxide of Zinc. From Sowerby, British Mineralogy

ZINCUM oxygenizatum, var. siliciferum. Silical Oxide of Zinc. From Sowerby, British Mineralogy
BGS image ID: P705088

ZINCUM oxygenizatum, var. siliciferum. Silical Oxide of Zinc. Plate no. 462. From: Sowerby, James. 1802-1817. British Mineralogy: Or Coloured figures intended to elucidate the mineralogy of Great Britain. Plate from vol: 5. page no.110. Location: Wanlockhead.

Bob McIntosh
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