British Orthoclose 'X' Twin Mineral Specimen

A rare orthoclase 'cross twin' in granite. 275 grams, 10cm (4"). Ex Dr M. G. 'Sam' Weller, MBE, collection, Cornwall, UK; from Lamorna Quarry, Cornwall, UK, supplied with Dr Weller's personal collecti

Nice small gemmy twin crystal. Some surface etching. Mica inclusions on surface. Gilgit District - Pakistan. 12.2 Grams. Approximately 40mm X 35mm X 20mm.

A piece of medium blue, raw, untreated turquoise from Cornwall, UK. 455 grams, 76mm (3"). Ex Dr M. G. 'Sam' Weller, MBE, collection, Cornwall, UK; from Gunheath Pit, St Austell, Cornwall, UK, supplied

A fine specimen of mauve fluorite crystals over an orange-brown matrix surface. 530 grams, 10cm (4"). Ex Dr M. G. 'Sam' Weller, MBE, collection, Cornwall, UK; from Blackdene Mine, Weardale, UK, suppli

A luxulyanite specimen displaying a combination of orthoclase, schorl and quartz. 740 grams, 11.5cm (4 1/2"). Ex Dr M. G. 'Sam' Weller, MBE, collection, Cornwall, UK; from Luulyan Valley, Cornwall, UK

A fine specimen of bornite, minor arsenopyrite and pyrite, displaying a blue, green and purple iridescence to the surface. 560 grams, 10.5cm (4"). Ex Dr M. G. 'Sam' Weller, MBE, collection, Cornwall,

LOT OF 9 MINERAL SPECIMENS, 5" X 5" AND SMALLER

12 MINERAL SPECIMENS, 4" X 3" AND SMALLER

Frappe, James (American/Pittsburgh, 1921-2016), Untitled Brutalist Sculpture, undated, c.1970s, unsigned, steel sculpture with iron rod and purple mineral specimen, 20 x 18 x 10 inches. James Frappe w

Mined from the earth is this mineral specimen with defined crystal growth pattern. Mineral striation, mineral unidentified. Measures 5 x 6 in. Black mineral specimen, Rock specimen, collectible minera

A natural history lot of two items. To include: One late nineteenth century picture frame faced with mineral specimens: 9" x 7.5" One late nineteenth century cased set of seven-two slides of insect an

Large Ammonite Fossil Specimen, median-line cut with quartz crystal inclusions. 13.75" L x 11.5" W x 3" D. Keywords: Fossils, Mineral specimens, Jurassic, Cretaceous

Natural Black Tourmaline Quartz Geode Mineral Specimen. Measures 7" x 6-1/2" x 6-1/4". Condition: Good condition. Estimate: $100.00 - $500.00 Domestic Shipping: Third party

Green agate carved bird on purple quartz geode mineral specimen. 4" H x 2" W

Rose quartz mineral specimen 6"h x 6"d Provenance: A Castle Hills, TX Estate We happily provide seamless shipping services on everything we sell. Please email us at shipping@vogtauction.com or call 21

Crystalline quartz with amethyst and pyrite mineral specimen, 9"L x 7.75"W x 2.75"H. Condition report: Good condition, no issues, please examine all photos closely. Contact C. Biddle Auction Gallery f

White geode mineral specimen 8"h x 8"w x 4"d Provenance: A Castle Hills, TX Estate We happily provide seamless shipping services on everything we sell. Please email us at shipping@vogtauction.com or c

Group of Four Polished Fossils including three ammonites nautilus and one orthoceras. Largest: 5.5" H x 2" W x 0.5" D. Keywords: Mineral specimens

173275 10.0LBS LIGHT PURPLE AMETHYST CATHEDRAL GEODE 10.0lbs light purple amethyst cathedral measuring 8 X 7 X 5". Condition: Very fine. Mineral specimens

173276 10.0LBS LIGHT PURPLE AMETHYST CATHEDRAL GEODE 10.0lbs light purple amethyst cathedral measuring 8.5 X 6.25 X 5". Condition: Very fine. Mineral specimens

Geode Mineral Specimen Bookends 5 inches x 3.5 inches. size: 5x3.5

Pair of Shell and Mineral Specimen Mirrors 27 1/2 x 22 1/2 in. The Collection of Ann and Gordon Getty at STAIR: A Lifetime of Connoisseurship, Curiosity and Collecting Sold Christie's South Kensington

STABILIZED MINERAL SPECIMEN. MEASURE 2.25" X 1.5" X 0.75". WEIGHS 45 GRAMS OR 225 CARATS. USA SHIPPING $5.

Large rose quartz mineral specimen. Size: 18" H x 22" W x 14" D