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LOT 2697
Polished Blue Lace Agate Mineral Specimen Group [66]
7/8 - 1 3/4 in. (500 grams total, 21-46 mm).
Comprising variously shaped polished pebbles displaying attractive light coloured banding. [66, No Reserve]
ProvenanceEx Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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AUCTIONS:
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Large Rainbow-coloured Carborundum Crystal Display Specimen
Sold for (Inc. bp): £33
A large cluster of silicon carbide showing beautiful iridescence. 1 kg, 16 cm
From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent.
Carborundum rarely occurs in nature, but is commercially formed by heating carbon and silicon at very high temperatures, producing extremely strong bands of crystals. -
Mixed Polished Stone Gaming Piece Group [50]
Sold for (Inc. bp): £20
Each cut and polished to a wedge shape, comprising: agate, jasper, tiger's eye, rhodonite, and others. 741 grams total, 37-56 mm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Amethyst Bead Necklace Group
Sold for (Inc. bp): £46
Comprising three necklaces, each composed of facetted tubular amethyst beads and ellipsoid tabular centerpiece, with floral gold-coloured spacers; restrung. 211 grams total, 52-72 cm
Ex property of a West London, UK, gentleman; his collection formed in the late 1980s-early 1990s. Property of a Californian, USA, collector.