Natural White Topaz 14.73 Ct. 6 Pcs Mixed Shape Gemstone From BrazilTreasure of Gems & Jewelry4.4(215)$1Feb 15, 2026
Natural Quartz Crystal Specimens Rock Stone Lapidary SpecimenCol. Christie Hatman Auctioneers4.4(472)$82 days Left
SoldLarge Iceland Spar Specimen GroupA group of nine large calcite 'Iceland spar' mineral specimens. 1.68 kg total, 40-81 mm (1 1/2 - 3 1/8 in.) Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [9, No Reserve]See Sold Price
SoldVery Large Iceland Spar Mineral Specimen Group [10]Comprising ten variously sized translucent parallelepiped specimens. 2.38 kg total, 34-96 mm (1 3/8 - 3 3/4 in.). [10, No Reserve] Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's),See Sold Price
SoldLarge Iceland Spar Mineral Specimen Group [8]Comprising eight large parallelepiped specimens displaying typical birefringence and cleavage lines. 2.26 kg total, 53-70 mm (2 1/8 - 2 3/4 in.). [8, No Reserve] Ex Mineral Imports, London, UK. GregorSee Sold Price
SoldLarge Yellowish Iceland Spar Mineral Specimen Group [10]Comprising ten variously sized parallelepiped translucent specimens displaying birefringence. 1.54 kg total, 40-62 mm (1 1/2 - 2 3/8 in.). [10, No Reserve] Ex Mineral Imports, London, UK. Gregory, BotSee Sold Price
SoldIceland Spar Large Mineral Specimen Group [10]Comprising ten parallelepiped specimens displaying typical birefringence. 1.27 kg total, 34-52 mm (1 3/8 - 2 in.). [10, No Reserve] Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's)See Sold Price
SoldIceland Spar Specimen Group.A group of six finely cut spar specimen, each in white card tray with label reading: 'Iceland Spar, Mexico'. 441 grams total, 43mm (1 3/4"). From a historic ‘Victorian Museum’ collection; from theSee Sold Price
SoldIceland Spar Mineral Specimen Group [100]Comprising one hundred parallelepiped specimens showing typical birefringence. 708 grams total, 15-40 mm (5/8 - 1 5/8 in.). [100, No Reserve] Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (See Sold Price
SoldNatural History - Box of Iceland Spar Mineral SpecimensA group of over 40 Iceland Spar mineral specimens; held in a cardboard box. 2.57 kg total, 35-48 mm (1 3/8 - 1 7/8 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [48, No ReserSee Sold Price
SoldMineral Specimen CollectionA mixed group of mineral specimens comprising: pyrite; malachite; ruby; smoky quartz; rutilite; pink and green Iceland spar; chalcopyrite; grussular garnet; each in collector's card tray with label. 4See Sold Price
SoldMineral Specimen CollectionA large group of various minerals comprising: optical calcite, muscovite, amethyst, lepidolite mica, pyrite, realgar orpiment, topaz, rubellite, malachite, satin spar, petrified wood, an amethyst pendSee Sold Price
SoldPink Icelandic Spar Mineral Specimen GroupA group of fourteen pink Icelandic spar mineral specimens; each held in a white card collector's tray. 160 grams total, 16-23 mm (3/4 - 1 in.) Nuevo Leon, Mexico. Mineral Imports, London, UK. Gregory,See Sold Price
SoldLarge Specimen UV Reactive GroupChristmas Tree Rock (Willemite, Zincite, Calcite) New Jersey, willemite, zincite, calcite-rhodochrosite. Stands included. Size: see photo Provenance: From the lifetime collection of an Oreland, PennsySee Sold Price
SoldNatural History - Large Brown Calcite Specimen Group [10].Comprising large cut chunks. 2.76 kg total, 64-80 mm (2 1/2 - 3 1/8 in.). From Mexico. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [10, No Reserve]See Sold Price
SoldLarge Green Fuchsite Specimen GroupA group of thirty-eight large green fuchsite specimens. 3.1 kg total, 56-89 mm (2 1/4 - 3 1/2 in.) Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [38, No Reserve]See Sold Price
SoldFossil & Mineral Specimens Large Group w AmmoniteGroup of assorted cut, rough, polished and unpolished mineral specimens, crystals, quartzes, and more, together with a fossilized trilobite and ammonite with "Product of Morocco" sticker. From 6.5" LSee Sold Price
SoldLarge Polished Amazonite Mineral Specimen GroupA group of four large polished amazonite pebbles; supplied in white cardboard trays. 787 grams total, 70-80mm (2 3/4 - 3 1/4"). From the historic ‘Victorian Museum’ or later collection of Gregory,See Sold Price
SoldSatin Spar Crystal Specimen 11" W x 18" L x 7" DA satin spar specimen.This large crystal of the satin spar variety of the calcium sulfate mineral gypsum displays the thick tabular crystal habit common to this variety of the mineral.No collection loSee Sold Price
SoldSatin Spar Crystal Specimen, 12 wide x 15.5 high x 8 dA satin spar specimen.This large crystal of the satin spar variety of the calcium sulfate mineral gypsum displays the thick tabular crystal habit common to this variety of the mineral.No collection loSee Sold Price
SoldNatural History - Crinoid Stem Section GroupDevonian Period, 417-354 million years BP. A large group of specimens of Gissocrinus goniodactylus Crinoid stem sections from Devonian Period of Morocco. 1.13 kg total, 10-65mm (1/4 - 2 3/4"). From anSee Sold Price
SoldSatin Spar Crystal Specimen/12.5" W x 17.0" L x 6.5" DA satin spar crystal specimen. This large crystal of the satin spar variety of the calcium sulfate mineral gypsum displays the thick tabular crystal habit common to this variety of the mineral.No collSee Sold Price
SoldSatin Spar Crystal Specimen 7.5" W x 16.0" L x 7.5" DA satin spar crystal specimen.This large crystal of the satin spar variety of the calcium sulfate mineral gypsum displays the thick tabular crystal habit common to this variety of the mineral. No collSee Sold Price
SoldGroup (4) Mineral specimensGroup (4) Mineral specimens, Including large, pink stilbite crystal on matrix from India; green flourite with sphalerite from China; vanadinite on matrix from Morocco; and clear quartz with large pyriSee Sold Price
SoldLarge Group Of Crystal Specimens12.0 lbs total weight. Provenance: From the estate of Moosehead Gallery rock shop in Hamilton, Montana.See Sold Price
SoldLarge Group Of Mineral Specimens9.0 lbs total weight. Provenance: From the estate of Moosehead Gallery rock shop in Hamilton, Montana.See Sold Price
![Very Large Iceland Spar Mineral Specimen Group [10] (1 of 1)](https://p1.liveauctioneers.com/1191/394547/218646168_1_x.jpg?height=282&quality=70&sharpen=true&version=1761835626)
![Large Iceland Spar Mineral Specimen Group [8] (1 of 1)](https://p1.liveauctioneers.com/1191/372470/205359045_1_x.jpg?height=282&quality=70&sharpen=true&version=1746103873)
![Large Yellowish Iceland Spar Mineral Specimen Group [10] (1 of 1)](https://p1.liveauctioneers.com/1191/394547/218646133_1_x.jpg?height=282&quality=70&sharpen=true&version=1761835626)
![Iceland Spar Large Mineral Specimen Group [10] (1 of 1)](https://p1.liveauctioneers.com/1191/372470/205358813_1_x.jpg?height=282&quality=70&sharpen=true&version=1746103873)
![Iceland Spar Mineral Specimen Group [100] (1 of 1)](https://p1.liveauctioneers.com/1191/394547/218646198_1_x.jpg?height=282&quality=70&sharpen=true&version=1761835626)
![Natural History - Large Brown Calcite Specimen Group [10]. (1 of 1)](https://p1.liveauctioneers.com/1191/338392/183347865_1_x.jpg?height=282&quality=70&sharpen=true&version=1722526571)
