GEOLOGICAL SMITHSONITE SPECIMEN GROUP A group of four richly coloured Smithsonite specimens in the colours commonly associated with this mineral: turquoise blue-green, dark blue-green, and lavender; all showing classic Smithsonite botryoidal form. 1.2 kg total, 54-90mm (2-3"). Extremely fine condition. Unusually vivid colours. [No Reserve] Provenance Ex Dr. Ronald Bonewitz collection. Footnotes The mineral is named in honour of English chemist and mineralogist, James Smithson (c.1765-1829), who first identified the mineral in 1802. A zinc carbonate, finely ground Smithsonite was the original active ingredient in calamine lotion.
GEOLOGICAL SMITHSONITE SPECIMEN GROUP A group of four richly coloured Smithsonite specimens in the colours commonly associated with this mineral: turquoise blue-green, dark blue-green, and lavender; all showing classic Smithsonite botryoidal form. 1.2 kg total, 54-90mm (2-3"). Extremely fine condition. Unusually vivid colours. [No Reserve] Provenance Ex Dr. Ronald Bonewitz collection. Footnotes The mineral is named in honour of English chemist and mineralogist, James Smithson (c.1765-1829), who first identified the mineral in 1802. A zinc carbonate, finely ground Smithsonite was the original active ingredient in calamine lotion.
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