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LOT 2531
Natural History - Historic Mineral Specimen Collection
1 3/4 - 3 5/8 in. (841 grams total, 47-93 mm).
Comprising: brown chalcedony, collection number 131; calcite from Mexico, collection number 38; siderite from Cornwall, collection number 447, with an old Gregory, Bottley & Lloyd label; brown calcite in hematite from England, collection number 98; pyrite nodule, collection number 624; flint concretion from Greenford, Middlesex, collection number 211; mica(?), collection number 366; agate with quartz from Brazil, collection number 353; agate geode half from Mexico, collection number 28. [9, 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.
Seven specimens accompanied by an original historic index file card.
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AUCTIONS:
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Natural History - Historic 'Tsumeb, South West Africa' Dioptase on Calcite Crystal Specimen
Sold for (Inc. bp): £39
Displaying emerald-green dioptase crystals on a matrix of rhombohedral calcite with some hematite present, collection number 569, with an old Gregory, Bottley & Lloyd label. 76 grams, 50 mm
Acquired 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. -
Natural History - Historic 'Cornwall' Bournonite and Arsenopyrite or Sphalerite Mineral Specimen
Sold for (Inc. bp): £52
Displaying the characteristic 'cog-wheel' shaped twins of bournonite, collection number 420. 135 grams, 62 mm
Acquired 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 Gregory, Bottley & Lloyd label. -
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.