Collection of 11 Rock Crystal & Fossil Specimens

Including rock crystal pebble, desert rose (baryte) crystals, flint nodules and other types. 1.1 kg total, 32-96 mm (1 1/4 - 3 3/4 in.). From a collection acquired on the UK art market from various au

A Collection of Rock & Crystal Specimens including amethyst and colorless, 13 in total, amethyst measures 7 1/4" long

Collection of 11 Ancient Carved Rock Crystal Seals. Largest size: 1" x 3/4" x 7/8" (3 x 2 x 2 cm).

Agate Fossil Quartz Drusy/Chalcedoney FL 1lb 6oz

Group of fossils, specimen rocks, ceramic and metal seals and decorated rocks. [Largest: 3 1/2" H x 2 1/4" W x 1 1/2" D].

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

Good estate fresh condition. Measures 1 1/8 in. to 4 3/8 in. MMB Inc. in house USA continental shipping $20 plus insurance. Gallery will refer local shipper for international buyers upon request. Purc

2 Whole Stromatolite (Fossil Algae) Morocco 2lb

A group of six rock crystal specimens each presented as a polished sphere, in a card tray. 488 grams total, 34-40mm (1 1/4 - 1 1/2"). From a historic ‘Victorian Museum’ collection; from the stock

4pc Rock Mineral Fossil Specimen. Fish Fossil Slab. Petrified Wood. Ammonite Fossil. Jasper? Dimensions: H: 16 inches: W: 11 inches: D: 1.5 inches ---

Fossil Clam in Septarian Slab UT 1lb 3oz

Fossil Agate Coral Pair Tampa Bay, FL Miocene 1970s 5oz

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

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

Old Collection Tri-State Calcite on Sphalerite Treece ~ Kansas 4lb 11oz

Nice example of transparent colorless form of quartz gemstone having an appearance of large chunks of shattered glass. No apparent markings. Dimensions: 10 X 11.25 X 4.5 in. Condition: Good overa

Auger of various sizes and species. Volute, cone, abalone among others. From the Estate of Frank Hall owner of Dover Scientific and collector of rocks, crystals, minerals and fossils.

Malachite with fine green crystals on matrix from Mexico. largest 276 grams 4" across. From the estate of Frank Hall owner of Dover Scientific and collector of rocks, crystals, minerals and fossils.

Both in matrix. Largest 5 1/2" long. From the estate of Frank Hall owner of Dover Scientific and collector of rocks, crystals, minerals and fossils.

With specks of Metallic Pyrite from Chile. 2480 grams 7" across. From the Estate of Frank Hall owner of Dover Scientific and collector of rocks, crystals, minerals and fossils.

Featuring Two Natural Crystal Geode Specimen, Uncut. Weight Is 4.1 Pounds And 3.11 Pounds, Measures Approx. 14" And 13.5" Around. Geode, Crystal, Geode Specimen, Crystal Specimen, Rock Specimen, Natur

75 specimen pieces of Chysocolla from Arizona. Largest piece 394 grams. From the Estate of Frank Hall owner of Dover Scientific and collector of rocks, crystals, minerals and fossils.

75 specimen pieces of Chysocolla from Arizona. Largest piece 394 grams. From the Estate of Frank Hall owner of Dover Scientific and collector of rocks, crystals, minerals and fossils.

One specimen with old rubber band attached to it. From the estate of Frank Hall owner of Dover Scientific and collector of rocks, crystals, minerals and fossils.