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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