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LOT 2422
Natural History - Cut and Polished Agate Crystal Geode End Group [4]
3 5/8 - 4 1/4 in. (653 grams total, 9.1-10.8 cm).
Comprising four cut and polished ends, one with light coloured banding; one with milky white layer above dark brown banding; one with dark rounded formations forming a 'Mickey Mouse' head; one with light grey and yellow banding forming a 'happy face'. [4, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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LOT 2422
Natural History - Cut and Polished Agate Crystal Geode End Group [4]
Sold for (Inc. bp): £13
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Natural History - Large Meteoritic Tektite Group [12]
Sold for (Inc. bp): £39
Meteoric glass, melted terrestrial rock splashed from an impact crater, most roughly ovoid in shape. 969 grams total, 47-83 mm
From Mexico. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
Tektites are lumps of black or dark grey natural glass produced from melted crustal rocks that are caused by large hypervelocity meteorite impacts on sediments. -
Natural History - Large Dravite Tourmaline Crystal Specimen Group [8]
Sold for (Inc. bp): £20
Comprising variously sized prismatic crystals in mica. 1.32 kg total, 53-76 mm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Polished Orthoceras Fossil Column
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £20
Comprising six polished specimens on a textured matrix. 1.19 kg, 21 cm
From the Atlas Mountains of Morocco, North Africa. From a Cambridgeshire, UK, collection.