Results for “geological”

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2 days Left

23.67ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 8YP

Est.

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Lazo HeritageSathorn, Bangkok

2 days Left

34.06ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 88YL

Est.

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Lazo HeritageSathorn, Bangkok

1 day Left

115ct Natural Siberian Seraphinite Polished Rough Slab, 65AR

Est.

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ThousandPlanetSathorn, Bangkok

Aug 22, 2026

James E DeKay - Plate CXXII The American Gannet, young and The Winter Gull 1844

Est.

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Britannica Auctions LtdLeyburn, North Yorkshire

1 day Left

104.11ct Natural Peruvian Chrysocolla Polished Slab Rough, 60EK

Est.

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ThousandPlanetSathorn, Bangkok

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95ct Natural Peruvian Chrysocolla Polished Slab Rough, 66AR

Est.

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ThousandPlanetSathorn, Bangkok

2 days Left

118.85ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 43YL

Est.

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Lazo HeritageSathorn, Bangkok

Aug 22, 2026

James E DeKay - Plate XXXI The American Redstart and The Wood Pewee 1844

Est.

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Britannica Auctions LtdLeyburn, North Yorkshire

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228.56ct Natural Peruvian Chrysocolla Polished Slab Rough, 56EK

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ThousandPlanetSathorn, Bangkok

1 day Left

110ct Natural Peruvian Chrysocolla Polished Slab Rough, 63AR

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ThousandPlanetSathorn, Bangkok

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104.57ct Natural Peruvian Chrysocolla Polished Slab Rough, 62EK

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ThousandPlanetSathorn, Bangkok

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105ct Natural Siberian Seraphinite Polished Rough Slab, 51AR

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ThousandPlanetSathorn, Bangkok

1 day Left

60ct Natural Siberian Seraphinite Polished Rough Slab, 55AR

Est.

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ThousandPlanetSathorn, Bangkok

2 days Left

72.07ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 35YL

Est.

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Lazo HeritageSathorn, Bangkok

2 days Left

32.73ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 89YL

Est.

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Lazo HeritageSathorn, Bangkok

1 day Left

167.75ct Natural Peruvian Chrysocolla Polished Slab Rough, 66EK

Est.

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ThousandPlanetSathorn, Bangkok

Aug 22, 2026

James E DeKay - Plate CXXIX The Great Black-backed Gull and The Winter Gull 1844

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Britannica Auctions LtdLeyburn, North Yorkshire

2 days Left

1.64 Carats Natural Sky Blue Zircon Faceted Loose Gemstone, 24WW

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Lazo HeritageSathorn, Bangkok

Aug 22, 2026

James E DeKay - Plate XXXV The Solitary Greenlet and The Yellow-throated Greenlet 1844

Est.

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Britannica Auctions LtdLeyburn, North Yorkshire

1 day Left

142.81ct Natural Peruvian Chrysocolla Polished Slab Rough, 63EK

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ThousandPlanetSathorn, Bangkok

2 days Left

21.38ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 86YL

Est.

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Lazo HeritageSathorn, Bangkok

2 days Left

64ct Natural Russian Ural Amazonite Slab Rough, 13WV

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Lazo HeritageSathorn, Bangkok

2 days Left

38ct Natural Russian Ural Amazonite Slab Rough, 19WV

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Lazo HeritageSathorn, Bangkok

Aug 22, 2026

James E DeKay - Plate CXXXIII The Arctic Hawk Gull and The Pomarine Hawk Gull 1844

Est.

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Britannica Auctions LtdLeyburn, North Yorkshire

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