Sold2024Natural History - Citrine Gem Tree on Amethyst Crystal Geode Section.The irregular geode matrix with lavender coloured amethyst crystals; the metal branches tipped with polished light-coloured citrine pebbles. 727 grams, 18.3 cm (7 1/8 in.). From Brazil.Ex Mineral ImpoSee 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
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 - Citrine and Amethyst Gem TreeA medium size gemstone tree consisting of a brass trunk and branches tipped with polished citrine, mounted on a section of amethyst geode. 518 grams, 18 cm high (7 in.). Mineral Imports, London, UK.GrSee Sold Price
Sold2021Amber Citrine 36" Geode Cathedral Mineral SpecimenArt by God, Natural History Crystal Citrine Quartz Mineral Specimen. Show stoppingly beautiful, giving off vibrations of positive energy. Great conversation piece that can balance the harmony in one'sSee 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
Sold2023Natural Purple Amethyst Geode Mineral Crystal RockArt by God. A natural history crystal quartz mineral specimen. Deep purple cathedral amethyst geode. Large maw like opening to front, giving the impression of an emerging shark's head with smaller opeSee Sold Price
Sold2022Large Citrine Crystal Cathedral Geode SpecimenDESCRIPTION: DESCRIPTION: A large Citrine crystal cathedral geode specimen heavily dusted with natural deep purple crystal points. ORIGIN: Brazil DIMENSIONS: H: 22" x D: 12" x Depth: 9" Have a similarSee Sold Price
Sold2023Natural Amethyst Crystal Cathedral Geode SpecimenArt by God. A large natural history deep purple crystal cathedral amethyst quartz geode mineral specimen. Emits a vibrant, positive energy, helping to balance the harmony in one's life, home, or officSee Sold Price
Sold2023Natural Amethyst Crystal Cathedral Geode SpecimenArt by God. A large natural history deep purple crystal cathedral amethyst quartz geode mineral specimen. Emits a vibrant, positive energy, helping to balance the harmony in one's life, home, or officSee Sold Price
Sold2024Large Citrine Crystal Cathedral Geode SpecimenDESCRIPTION: A large Citrine crystal cathedral geode specimen heavily dusted with natural deep orange crystal points. CIRCA: 20th Cent. ORIGIN: Brazil DIMENSIONS: H: 26" W: 9" CONDITION: Repaired. UnlSee Sold Price
Sold2023Natural Amethyst Crystal Cathedral Geode SpecimenArt by God. A large natural history deep purple crystal cathedral amethyst quartz geode mineral specimen. Emits a vibrant, positive energy, helping to balance the harmony in one's life, home, or officSee Sold Price
Sold2024Natural History - Cut Amethyst Crystal Geode Segment.Comprising large well-formed purple amethyst crystals on a thick matrix. 682 grams, 95 mm (3 3/4 in.). From Brazil.Ex Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [No Reserve]See Sold Price
Sold2022UNUSUAL LARGE CITRINE GEODE GLASS-TOP COFFEE TABLEUnusual crystal geode glass-top coffee table, 21st c., having square glass top, over monumental citrine crystal geode, mounted on tubular silver-tone metal stand, with painted linear motifs, geode: apSee Sold Price
Sold2024Natural History - Large Historic Cut & Polished Porphyry Slice.Comprising lacquered porphyry slice of irregular shape, cut and polished on one side, probably recycled material mined in ancient Roman times between the 1st and 5th century A.D. 917 grams, 28 cm (11See Sold Price
Sold2019Natural History - Large Amber Bead CollectionA graduated group of oblate amber beads. 100 grams, 32cm (12 3/4"). Property of a London gentleman; acquired from his father's collection.See Sold Price
Sold2019Natural History - Large Amber Bead CollectionA graduated group of oblate amber beads. 78 grams, 39cm (15 1/2"). Property of a London gentleman; acquired from his father's collection.See Sold Price
Sold2023Natural History Large Southern Slider Turtle ShellA large natural history southern slider turtle shell. Full hollow semi-aquatic shell from turtle indigenous to the Southeastern United States. Rich natural brown and beige palette. In natural state wiSee Sold Price
Sold2023Natural History - Large Polished Fossil 'Sand Dollar' Multi DisplayMiocene Period, circa 25 million years B.P.. Composed of several fossil sea urchins or sand dollars in a matrix. 4.6 kg, 34.5 cm (13 5/8 in.). From France.See Sold Price
Sold2023Natural History - Large Multi Fossil Fish PlateEocene Period, circa 56-33 million years B.P. The large sandstone matrix with five Knightia alta specimens. 8.25 kg, 50.5 x 38 cm (19 7/8 x 15 in.). From a Lincolnshire, UK, collection. In southwest WSee Sold Price
Sold2021LARGE CITRINE GEODELARGE CITRINE GEODE (C13) 23.4 LB Height: 15.5 in. by Width: 13 in. by Depth: 8 in.See Sold Price
Sold2023A LARGE CITRINE GEODE RING ON A BLACK METAL DISPLAY STANDCitrine geode ring with fluorescent crystals on black metal stand.9" wide, not including standSee Sold Price
Jun 07TimeLine Auctions Ltd.Natural History - Large Plesiosaurus 'Marine Dinosaur' Fossil Vertebra£5
Jun 07TimeLine Auctions Ltd.Natural History - Large Polished Copal Amber with Termite Nest and Termites£5
Jun 04TimeLine Auctions Ltd.Natural History - Enormous Two Metre Section of Fossil Mosasaur 'Marine Dinosaur' Spine£600