$6.95Fun fact: 55% of our Electricity is created by coal. 10 sample specimens. Call 1-800-411-DINO (3466) for volume discounts.
$6.95Conglomerate rock samples. You get 10 specimens of this Sedimentary rock. Call 1-800-411-DINO (3466) for volume discounts.
$6.95Flourite Rock Samples - 10 specimens. Call 1-800-411-DINO (3466) for volume discounts. Fluorite is also used as a source of fluorine for hydrofluoric acid and fluorinated water. Fluorite, calcium fluoride is a major industrial mineral used as a flux in steel making as well as in the preparation of hydrofluoric acid and in the ceramics industry. Mainly used for glasses and enamels. Fluorite's vitreous, cubic crystals (isometric system) and cleavable, granular masses have a wide color range (often green, blue, or purple) and may fluoresce under ultraviolet light. Hardness is 4, specific gravity 3.0-3.3. Fluorite deposits form under a wide variety of conditions: as veins produced by hydrothermal alteration, as beds and cavities in sedimentary rocks, in hot spring deposits, and in pegmatites.
What Is A Gemstone?
Includes some of the most prized samples of Gemstones found
around the world with educational information on each specimen.
Includes 9 stones both rough and polished.
$6.95Granite rock samples. 10 specimens. Call 1-800-411-DINO (3466) for volume discounts. Granite is the signature rock of the continents. More than that, granite is the signature rock of the planet Earth itself.
$11.99Fantastic 18 piece Rock collection and ID chart of Igneous, Metamorphic, Sedimentary rocks, clearly labeled and affixed to sturdy cardboard backing. The chart dimensions are 7" x 5 1/2" Includes informational explanation of Igneous, Metamorphic and Sedimentary with each rock clearly labeled on an ID chart which comes in a protective plastic zip-locked bag for safe-keeping. Great teacher resource, rock and mineral collection item, science fair project prop and rock and mineral gift. Even makes a great Dinosaur party or Gemstone Party favor. Rocks included in the kit are: Igneous - Granite, Lava, Rhyolite, Porphyry, Obsidian, Pumice Metamorphic - Gneiss, Marble, Mica Schist, Antracite, Slate, Quartzite Sedimentary - Conglomerate, Limestone, Sandstone, Travertine, Shale, Dolomite Fantastic rock collection and ID chart for any cub scout geology learning, earth science teacher and earth science class or geology teacher and geology class. Great for Rock & Mineral Science Fair projects.
$6.95Pumice Rock Samples - You get 10 specimens of this sedimentary rock that floats.