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LOT 2700
Natural History - Historic 'Gila County, Arizona' Vanadinite Mineral Specimen
3 5/8 in. (262 grams, 92 mm).
A large specimen displaying brownish red, blood-red and greyish colours, collection number 283. [No Reserve]
ProvenanceAcquired on the UK mineral and fossil market, since 1970.
From the historic mineral collection of Richard Valentine Cain, London, UK, thence by descent.
Accompanied by an original historic index file card and an old Gemstones Ltd invoice dated 1978.
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AUCTIONS:
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LOT 2700
Natural History - Historic 'Gila County, Arizona' Vanadinite Mineral Specimen
Sold for (Inc. bp): £39
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Natural History - Polished Green Tourmaline Group
Sold for (Inc. bp): £39
Comprising a quantity of 500 carats of tumble-polished green tourmaline crystals. 100 grams total, 6-15 mm
UK gallery, early 2000s. -
Natural History - Large Fossil Carcharodontosaurus North African 'T-Rex' Tooth
Cretaceous Period, circa 145-93 million years B.P.Sold for (Inc. bp): £546
From Carcharodontosaurus saharicus, of large size, displaying some serrations. 64 grams, 95 mm
From a Cambridgeshire, UK, collection.
The Carcharodontosaurus saharicus was one of the largest predators (larger than its distant North American T-Rex cousin) of all time and is also related to Allosaurus and the South American Giganotosaurus. -
Natural History - Chalcopyrite 'Peacock Ore' Specimen Group [100]
Sold for (Inc. bp): £26
Displaying rich purple, red, orange and brown colours. 896 grams total, 15-30 mm
From Mexico. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).