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LOT 1913
Natural History - Labradorite Crystal Specimen Group
1 3/4 - 4 1/8 in. (2.79 kg total, 4.6-10.6 cm).
A group of 20 crystalline labradorite specimens of dark colour, with a waxy lustre; a calcium-enriched feldspar mineral first identified in Labrador, Canada, which can display an iridescent effect. [20, No Reserve]
ProvenanceMineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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Natural History - Fossil Mosasaur Teeth Group
Cretaceous Period, 67-65 million years B.P.Sold for (Inc. bp): £65
A trio of fossil Mosasaur sp. teeth with remains of root and enamelling, each set in an oval matrix. 1.4 kg total, 13.1-13.8 cm
From Morocco, North Africa. Ex Cambridgeshire, UK, collection. -
Natural History - Megalodon Giant Shark Fossil Tooth
Miocene-Pliocene Period, 23-3.5 million years B.P.Sold for (Inc. bp): £117
A Carcharocles megalodon shark tooth with serrations and polished tooth enamel. 68.2 grams, 75 mm
From Florida, U.S.A. Collected between 1930 and 1960. From the collection of the palaeontologist R Gledhill. -
Natural History - Cut Unpolished Malachite Crystal Slice Group
Sold for (Inc. bp): £59
A group of three unpolished cut malachite slices. 442 grams total, 16.2-17 cm
From D.R. Congo. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
