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LOT 1776
Natural History - Emerald in Biotite Mica Specimen
6 in. (680 grams, 15 cm).
A substantial specimen of green emerald crystals in biotite mica matrix; supplied in a cardboard specimen tray. [No Reserve]
ProvenanceMineral Imports, London, UK.
Ex Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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Natural History - Large Dravite Tourmaline Specimen Group
Sold for (Inc. bp): £33
A group of seven large dravite tourmaline crystal specimens of columnar hexagonal form. 1.05 kg total, 41-87 mm
Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Pyrite Crystal Specimen Group
Sold for (Inc. bp): £7
A group of four pyrite or 'fool's gold' mineral specimens; each held in a white card collector's tray labelled 'Huanaco Peru'. 372 grams total, 37-47 mm
From Huanaco, Peru. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Desert Rose Specimen Group
Sold for (Inc. bp): £33
A group of 100 'Desert Rose' crystalline gypsum specimens with sand grain inclusions, mostly of single spheroid form, showing the crystal plate structure to advantage. 518 grams total, 13-31 mm
Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).