ROCKS, CRYSTALS, & MINERALS

This listing is for the exact specimen pictured. Weight: .29 lbs WHAT IS IT Calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3). Over 800 forms of calcite crystals have been identified. Most common are...

This listing is for the exact specimen pictured. Weight: .66 lbs WHAT IS IT Calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3). Over 800 forms of calcite crystals have been identified. Most common are...

This listing is for the exact specimen pictured.  Weight: approximately  .71lbs   FURTHER INFORMATION: Dolomite is an anhydrous carbonate mineral composed of calcium magnesium carbonate, ideally CaMg(CO3)2. The term is also used for a sedimentary carbonate rock composed mostly of the mineral...

This listing is for the exact specimen pictured.  Weight: approximately  1.3lbs   FURTHER INFORMATION: Dolomite is an anhydrous carbonate mineral composed of calcium magnesium carbonate, ideally CaMg(CO3)2. The term is also used for a sedimentary carbonate rock composed mostly of the mineral...

Please note: These photos are representative of what you will receive. Since they are all formed uniquely, please allow for variation. WHAT IS IT Lapis lazuli  is a deep-blue metamorphic rock used as a semi-precious stone that has been prized...

Please note: These photos are representative of what you will receive. Since they are all formed uniquely, please allow for variation. WHAT IS IT Unakite is an altered granite composed of pink orthoclase feldspar, green epidote, and generally colorless quartz....

Please note: These photos are representative of what you will receive. Since they are all formed uniquely, please allow for variation. WHAT IS IT Apatite is a group of phosphate minerals, usually referring to hydroxyapatite, fluorapatite and chlorapatite, with high...

This listing is for the exact specimen pictured.  Weight:  5.09 lbs  WHAT IS IT Micas are a group of minerals whose outstanding physical characteristic is that individual mica crystals can easily be split into extremely thin elastic plates. Mica is...

This listing is for the exact specimen pictured.  Weight:  .62lbs   Micas are a group of minerals whose outstanding physical characteristic is that individual mica crystals can easily be split into extremely thin elastic plates. Mica is common in igneous and...

This listing is for the exact specimen pictured.  Weight: 215g  WHAT IS IT  Fluorite (also called fluorspar) is the mineral form of calcium fluoride, CaF2. It belongs to the halide minerals. It crystallizes in isometric cubic habit, although octahedral and...

This listing is for the exact specimen pictured.  Weight: 525 grams  WHAT IS IT  Fluorite (also called fluorspar) is the mineral form of calcium fluoride, CaF2. It belongs to the halide minerals. It crystallizes in isometric cubic habit, although octahedral...

This listing is for the exact specimen pictured. Weight: 365g WHAT IS IT Quartz is a hard, crystalline mineral composed of silicon and oxygen atoms. The atoms are linked in a continuous framework of SiO4 silicon–oxygen tetrahedra, with each oxygen...