Sold2023Natural History - Cut and Polished Agate Crystal Geode Slice GroupA group of six cut and polished agate geode slices; colour-enhanced. 322 grams total, 8.8-10.7 cm (3 1/2 - 4 1/4 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [6, No Reserve]See Sold Price
Sold2023Natural History - Cut and Polished Agate Crystal Geode Slice GroupA group of six polished agate geode slices; colour-enhanced. 396 grams total, 8.7-11.8 cm (3 3/8 - 4 5/8 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [6, No Reserve]See Sold Price
Sold2023Natural History - Cut and Polished Agate Crystal Geode Section GroupA group of eight agate geode sections. 3.5 kg total, 85-96 mm (3 3/8 - 3 3/4 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [8, No Reserve]See Sold Price
Sold2023Natural History - Large Size Cut and Polished Pink Agate Crystal Geode Slice. With enhanced pink-colour and also showing translucent to opaque quartz crystals. 539 grams, 23.2 cm (9 1/8 in.). Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [No Reserve]See Sold Price
Sold2023Natural History - Purple Agate Crystal Geode Section GroupA group of six cut and polished purple agate geode sections, with exposed crystals; colour-enhanced. 1.39 kg total, 69-94 mm (2 3/4 - 3 3/4 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (See Sold Price
Sold2023Natural History - Large Pink Cut and Polished Agate Crystal SliceA large pink agate crystal slice, polished on both faces; colour-enhanced. 484 grams, 23.5 cm (9 1/4 in.). From Antigas, Uraguay.Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [No RSee Sold Price
Sold2023Natural History - Large 'Winking Smiley Face' Cut and Polished Agate DisplayA cut and polished agate slice displaying crystals to the exposed inner surfaces; a naturally-occurring smiling face formed in the polished surface composed of two large circular eyes and a crescent-sSee Sold Price
Sold2016Natural History - Giant Crystalline Blue Agate PolishedA massive cut and polished agate slice showing bands of blue and brown colour to the border, honeycomb quartz crystals to the centre. From the historic ‘Victorian Museum’ or later collection of GrSee Sold Price
Sold2016Natural History - Natural Geode Group.A group of twenty-seven natural geode halves with quartz crystals from Brazil, each cut with a polished face. 1037 gram total, 37-70mm (1 1/2 - 2 3/4"). From an old Lincoln Collection [27, No Reserve]See Sold Price
Sold2023Natural History - Polished Agate Crystal Geode Coaster Set [6]. Each polished to expose the layers of the inner core; felt-backed. 774 grams total, 11-13.5 cm (4 1/4 - 5 1/4 in.). Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [6, No ReserSee Sold Price
Sold2024Natural History - Grade A Cut and Polished Agate Slice Collection [3].Comprising three transparent slices showing attractive banding. 286 grams total, 9-14 cm (3 1/2 - 5 1/2 in.). Ex Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [3, No Reserve]See Sold Price
Sold2018Large Natural History Group Cut Polished Geode SlabsLarge group of cut and polished rocks and geode slabs. Sizes range from 2" to 9".See Sold Price
Sold2022Blue Agate Mineral Cut Crystal Geode Bookends PAIRNatural mineral crystal cut and polished geodes. Each with it's unique OOAK coloration and design patterns and distinctive shape. No apparent markings. Dimensions: 6 X 4.5 X 3.5 in. Condition: GoSee Sold Price
Sold2022Cut and Polished Crystal Geode Half CollectionA group of 15 cut and polished natural crystal geode halves. 450 grams total, 29-60 mm (1 1/8 - 2 3/8 in.). From Brazil. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [15, No ReseSee Sold Price
Sold202250 Cut and Polished Agate SlicesA group of 50 cut and polished natural agate slices. 505 grams total, 36-61 mm (1 3/8 - 2 3/8 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [50, No Reserve]See Sold Price
Sold2016Natural History - Polished Agate Nodule GroupA group of four cut and polished agate nodule ends with bands of colour and crystalline growth. From the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd (Gregory's); foSee Sold Price
Sold2016Natural History - Polished Agate Geode PairA sawn and polished pair of natural agate geodes with several 'eyes' and cavities filled with amethyst crystals, with stands. From the historic ‘Victorian Museum’ collection of Gregory, Bottley &See Sold Price
Sold2016Natural History - Polished Agate Geode PairA sawn and polished pair of banded white agate geodes with brown agate rim and centre hollow lined with quartz crystals, with stands. From the historic ‘Victorian Museum’ collection of Gregory, BoSee Sold Price
Sold20222 Natural Stone Banded Agate Crystal Geode BookendHand cut natural occurring agate crystal library table desk geode stone bookends. Both with a high polished finish. Measure 7" x 4 1/2". No apparent markings. Condition: Good overall condition havingSee Sold Price
Sold2017Polished Agate Slice Group.A group of three thick, cut and polished agate slices showing bands of colour, two with cavities displaying crystal growth. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.230-231. 770 gramsSee Sold Price
Sold2017Polished Agate Slice Group.A group of six cut and polished agate slices with bands of purple, blue, green, purple and brown colour, some with honeycomb crystals to the centre, colour enhanced. 394 grams total, 9-12cm (3 1/2 - 4See Sold Price
Sold2022Cut and Polished Agate Geode Half CollectionA group of four agate geode halves, displaying crystals to the exposed inner surfaces; colour enhanced. 995 grams total, 7.4-10 cm (3 - 4 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (GSee Sold Price
Sold2023Natural History Geode Mineral Agate Slice SpecimenLarge agate geode cross section slice with a smooth high mirror polished finish. OOAK ( one of a kind ) color variations and design patterns seen in this example. Accompanied with a clear plastic stanSee Sold Price
Sold2016Natural History - Exceptional Polished Banded AgateA fine slice of natural banded agate with numerous colour bands, and with fine bands producing a rainbow effect, the hollow centre lined with quartz crystals. See Bonewitz, Dr. Ronald Louis, Rocks & MSee Sold Price
18 hrs LeftFederal Assets AuctioneersLarge 18k Gold Dendritic Agate Amber & Natural Rock Crystal Designer Brooch Pin$1