A Collection of Crystal Specimens.

A Collection of Crystals and Specimens. Comprising a selenite crystal, hemimorphite crystals, a dolomite with spheroidal marcasite, calcite specimens, celestite crystals and a dogtooth calcite with py

A Collection of Rhodochrosite. Comprising crystal and slab specimens Largest length: 4.5"

Lot of 5 natural crystals cut and polished. Three natural stone geode statues, one onyx bird statute and a clear crystal stone. Good overall condition, normal wear. Largest stone measures 4 1/2 in x 4

An estate collection of three (3) natural crystal mineral geode specimens. Striking natural designs featuring rough hewn rock matrix exteriors, concentric oblong and rectangular banded patterns, and c

Collection of 12 Hemimorphite rock crystals. Natural History Specimen. White crystals on rust colored matrix from Mexico. Largest 6.25" From the estate of Frank Hall owner of Dover Scientific and coll

A 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 lo

A 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 lo

A formation of several translucent to transparent quartz crystals on a matrix. 443 grams, 11.6cm (4 1/2"). From the historic ‘Victorian Museum’ and later collection of Gregory, Bottley & Lloyd (Gr

A group of two hundred and fifty purple amethyst crystal specimens. 1.7 kg total, 17-40mm (1/2 - 1 1/2"). From a historic ‘Victorian Museum’ collection; from the stock of Gregory, Bottley & Lloyd

Two mineral free form specimens. 1st item: Crystal column form mineral specimen with a natural unpolished base. 8 1/4" H x 5" W. 2nd item: Collection of free form copper nuggets, housed in a glass jar

Estate collection of 10 natural geodes. Includes: (4) natural stone geode statues, cut and polished; (1) large natural stone geode statues, cut and polished with crystal cluster center; (2) amethyst q

Clear crystal quartz specimen, Possibly Austria, natural prismatic form point specimen, approx. 8"l x 3.5"dia Provenance: The Collection of Hester Diamond

An unusually fine specimen of multiple acicular quartz crystals, all with chlorite inclusions. 324 grams, 13.5cm (5 1/2"). From the private collection of Edward Owens of Cheshire, UK; acquired on the

Thank you for attending HATMAN AUCTIONS! This is one of a series of auctions where we are selling one of the largest collections of rocks in the United States. Please see photos for measurements and d

Collection of 18 Pink Pastel Halite Gems - Pink cubic Rock Salt Crystals. Natural History Specimen. Please Note: Water will dissolve Halite Crystals. Largest is 5.5" long From the estate of Frank Hall

Collection of 18 Pink Pastel Halite Gems - Pink cubic Rock Salt Crystals. Natural History Specimen. Please Note: Water will dissolve Halite Crystals. Largest is 5.5" long From the estate of Frank Hall

Group of calcite (Calcium Carbonate) specimens, in varying crystal forms, all from Mississippi Valley Type deposits, probably from the Southeast Missouri Lead District around Fredericktown (where this

collection of geodes, polished agate, rock and mineral specimens including amethyst crystals, polished gemstones and cabochons, etc.

Fluroescent mineral specimen: Youngite. 1990s collection, Wyoming 1lb 8oz

Rhodochrosite Stalachtite Argentina [OId Collection] 17g

Sacked collection including Jasper Stone, Crystal, Moonstone, Rose Quartz, Spessartite Garnet, Tiger Eye, Barite Rose and more.

Copper/Silver Halfbreed Nugget MI Charlie Hall Collection

Red Beryl (Morganite), Bixbyite, Topaz, Garnet Thomas Range, Utah Charlie Hall Collection

South American Collection: Barite, Tourmaline in Quartz, Smokey Quartz, Elbaite, Kyanite, Lepidolite/Albite, Vivianite, Quartz/Purrhotite Charlie Hall Collection