British Lightning Sand Pipe Mineral Specimen

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,

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

Sand Calcite Crystal Cluster. Rattlesnake Butte, South Dakota

Hendsii Chiton Mills Peninsula British Columbia 1980s

"Fairystone" Glacial Loess British Colombia, Canada 14oz

Sand Selenite Crystals 2lb 4oz

Sand Calcite Rattlesnake Butte 6lb 8oz

Grey Sand Selenite (Gypsum) Baja, Mexico 1lb 14oz

Gold Crystal Atlin British Columbia .12g

Sand Selenite Gypsum - Mexico 1lb 6oz

Sand Included Selenite (Gypsum) Jet, OK; Chihuahua, Mexico; North Central, TX

Variety of mineral geodes and rocks, mostly flat specimens, unpolished and in raw organic form. lace agate with pinks, whites, and sand tones measures 7.25 x 7.5 in. Banded agate oval specimen with br

Dimension: 5mm-17mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australian

Dimension: 6mm-15mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australian

Dimension: 4mm-12mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australian

Dimension: 5mm-18mm Natural History of Australian Opal & Mineral Auction by Thousand Planet Auction House featuring the beauty of Boulder Opal art in cabochon cutting and rough, well known Australian

A group of ten large 'Desert Rose' crystalline gypsum specimens with sand grain inclusions. 964 grams total, 56-65mm (2 1/4 - 2 1/2"). From a historic ‘Victorian Museum’ collection; from the stock

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

Art by God, Monumental natural history crystal quartz mineral specimen. Deep purple cathedral amethyst geode. Emits a vibrant, positive energy, helping to balance the harmony in one's life, home or of

Amethyst, quartz, calcite, and pyrite on faux bronze in the form of an eagle, mounted to a marble platform, manner of Amador Braojos. 18"h x 12"w x 10.5"d **Please Note: This item is NOT eligible for

Mineral specimen collection, (7) pieces, incl. a polished rock crystal orb, loose on bronze modernist stand, quartz specimen, geode half on brass stand (possibly agatized coral with botryoidal), (2) m