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LOT 1881
Natural History - Historic Cut & Polished Roman Porphyry Slice Group [4]
4 3/8 - 7 7/8 in. (204 grams total, 11-20 cm).
Comprising lacquered porphyry slices of irregular shapes, cut and polished on both sides, probably recycled material mined in ancient Roman times. [4, No Reserve]
ProvenanceMineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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LOT 1881
Natural History - Historic Cut & Polished Roman Porphyry Slice Group [4]
Sold for (Inc. bp): £208
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Natural History - Two Bags of Cut and Polished Agate Geode Slices [100]
Sold for (Inc. bp): £26
Mainly with brown and orange banding, each bag labelled. 654 grams total, 30-59 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Boxed Historic Clear Baryte Crystal Display Specimen
Sold for (Inc. bp): £20
Comprising large tabular crystals, some with a light blue hue. 231 grams, 83 mm
Ex Gregory, Bottley & Lloyd (Gregory -
Natural History - Polished Sodalite Mineral Pebble Group [100]
Sold for (Inc. bp): £7
All irregular and ranging from light to dark blue colour. 248 grams total, 13-20 mm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).