Metals including galena crystals on fluorite, cerussite crystals, mimetesite, wulfenite, crocoite, tin ore, zinc and zincite. Chromolithograph from...
Galena , Freyberg ; cerusite , Leadhills, Scotland; phosphate of lead , Hofsgrund, Baden; chromate of lead , Siberia; sulphide of antimony ,...
Lead is a dense, soft, grey metal which occurs mainly in lead sulphide ore known as galena. Because it is cheap, malleable and resistant to...
fluorite is an abundant calcium fluoride and can be found in a range of colours. this specimen shows crystals on a matrix of galena and is from the uk. - 方鉛礦晶體 個照片及圖片檔
