Manual of Mineralogy

Manual of Mineralogy

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pure the colour is white, but usually various shades of grey, 3-elIow, red, brown, and black ; rarely wine-yellow or hyacinth red. ... Analyses. Klaproth found in a variety from Alternon in Cornwall 77-50 tin, 0-25 iron, 21-50 oxygen, and 075 silica.

Title:Manual of Mineralogy
Author:James Nicol
Publisher: - 1849


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