GEOLOGICAL MALACHITE AND PYROMORPHITE MINERAL SPECIMEN GROUP A group of two mineral specimens comprising: one azurite with accessory malachite; one finely crystallised pyromorphite, from China. 110 grams, 57 - 70mm (2 1/4 - 2 3/4"). Fine condition. [2, No Reserve] Provenance Ex Bernard C. Pickard collection, Hampshire, UK. Literature Cf. Bonewitz, Dr. Ronald Louis Smithsonian Rock and Gem, (2008), p.182, 201. Footnotes Azurite is a carbonate of copper, pyromorphite is chlorophosphate of lead. Date Thursday 12th February 2015 - Saturday 14th February 2015, Antiquities & Coin Catalogue Auction TimeLine Auctions Ltd arranges printed catalogue rostrum Auctions, eAuctions and Timed Auctions where we offer antiquities, ancient artefacts / artifacts, antiques, collectibles, coins, medals and books for public sale.
GEOLOGICAL MALACHITE AND PYROMORPHITE MINERAL SPECIMEN GROUP A group of two mineral specimens comprising: one azurite with accessory malachite; one finely crystallised pyromorphite, from China. 110 grams, 57 - 70mm (2 1/4 - 2 3/4"). Fine condition. [2, No Reserve] Provenance Ex Bernard C. Pickard collection, Hampshire, UK. Literature Cf. Bonewitz, Dr. Ronald Louis Smithsonian Rock and Gem, (2008), p.182, 201. Footnotes Azurite is a carbonate of copper, pyromorphite is chlorophosphate of lead. Date Thursday 12th February 2015 - Saturday 14th February 2015, Antiquities & Coin Catalogue Auction TimeLine Auctions Ltd arranges printed catalogue rostrum Auctions, eAuctions and Timed Auctions where we offer antiquities, ancient artefacts / artifacts, antiques, collectibles, coins, medals and books for public sale.
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