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Trilobite - Elrathia kingii The Science These are specimens of Elrathia kingii, a Cambrian period trilobite from the Wheeler Shale in Utah, some 515 Million years old. Quite common trilobites, they are preserved in a...
Picture Sandstone Coaster Set These handsome coasters have been cut from slabs of Picture Sandstone, a remarkable material originating at the border of Arizona and Utah, USA. Dating from some 120 million years ago, the...
TRILOBITES: Flexicalymene species The Science These trilobites are common fossils from Morocco. Preserved with rusty-colored limonite crystals, these are actually the molds of the shells...
Fossil Otodus Shark Tooth The Science: Otodus obliquus is an extinct species of mackerel shark and a cousin of the Megalodon Shark. It lived from the Paleocene (66 million years ago) to the Miocene (5 million years...
Whole Ammonite - Perisphinctes species The Science Perisphinctes, which flourished during the Jurassic, are found in many places around the world. They have striking ribbed shells and specimens from Madagascar...
Pyrite Pyrite is an Iron Sulfide, and can be a stunning natural mineral. Because of its yellowish metallic luster, it is often referred to as “fool's gold”. It is found all over the world, and takes many...
Pyrite Sphere The Science Pyrite is an Iron Sulfide, and can be a stunning natural mineral. Because of its yellowish metallic luster, it is often referred to as “fool's gold”. It is found all over the world, and...
Trilobite: Gerastos Species The Science Trilobites are a type of extinct arthropod probably most closely related to modern Horseshoe crabs. With a growing number of predators and adapted to diverse habitats,...
Fluorite Point Fluorite is a colorful and complex mineral. In addition to its beauty, it has many scientific and industrial applications. For example, it is useful during the smelting process, and has even be fashioned into...
Tumbled Ruby in Fuchsite These lovely multicolored stones come from India. They contain pink and red crystals of ruby in a green mass of fuchsite (a variety of muscovite rich in chromium) with white quartzite and sometimes...
Tumbled Quartz Quartz is the most abundant mineral on Earth. It is generally a hard, transparent, colorless mineral. While most varieties of transparent quartz are valued when they show no impurities, some varieties, like...
Malachite Egg The Science Malachite is a beautiful green stone most often found in association with copper, which lends it its intense color. Historically, it has long been prized as a decorative stone, and was incorporated...
Nautiloid The Science Like their modern relative the chambered nautilus, Nautiloids had a soft body with tentacles that emerged from a hollow shell filled with gas for buoyancy. Unlike the Nautilus, which is admired for the...
Mini Mineral Gemstone Collection The Science This kit contains: Amazonite, Agate, Alabaster, Fluorite, Sodalite, Turquoise, Marble, Obsidian, Rose Quartz, Jasper, Lepidolite, and Variscite. The Story This tiny pocket-sized...
Tumbled Petrified Wood The Science Petrified wood is the result of a tree's trunk or limbs having turned completely into stone by the process of permineralization. This means that more-or-less all of the original organic...
Chalcanthite THE SCIENCE Chalcanthite is a delicate mineral admired and collected because of its intense blue color. It is a water-soluble sulfate that forms in mine walls in copper deposits. Chalcanthite has several...
Real 22kt Gold Gold is a type of metal that is characterized by its density, softness, and shine. It is also the most malleable and ductile metal known to man. Pure gold features a bright yellow color and luster, and is...
Mineral Collection - Deluxe This Large collection contains 100 interesting rock and mineral specimens from the USA, arranged in an Oak frame for study or display. It makes an ideal teaching tool or gift for the aspiring...
Mineral Collection - Medium This collection contains 24 interesting rock and mineral specimens, and makes an ideal teaching tool or gift for the aspiring geologist!Each Kit contains: Granite, Agate, Dolomite,...
Copper Sphere Copper is a ductile metal with an excellent thermal and electrical conductivity. It is rather supple in its pure state and, when fresh, has a pinkish or peachy color. It is an essential trace nutrient to all...
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