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These handsome blocks have been cut and polished to prominently display the colors, markings and patterns that are unique to each piece. Each has a flat base finished on the bottom with black felt to protect your furniture...
Ridged Ammonite - Douvilleiceras sp. The Science These Ammonites are from the Douvilleiceras sp. They were found in Madagascar. They are estimated to be approximately 100 million years old, which places them in the...
Rough Quartz
Rough Rose Quartz
Sierra Picture Sandstone Sculpture THE SCIENCE Sandstone is a type of sedimentary rock, composed mainly of sand, but also other elements, notably cement, which creates those darker lines. Over millions of years, sands and...
Picture Sandstone Slab THE SCIENCE 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,...
Sikhote-Alin Meteorite The Science Sikhote-Alin meteorites are classified as iron meteorites, as they're mostly composed of this element. They're named after the Sikhote-Alin Mountains in Russia where they were found. The...
Sikhote-Alin Meteorite in a Vial The Science Sikhote-Alin meteorites are classified as iron meteorites, as they're mostly composed of this element. They're named after the Sikhote-Alin Mountains in Russia where they were...
Magnet, Small The Science Price mentioned is for a single magnet. Hematite is a form of iron oxide, which ranges in color from black to brown to red. Hematite is harder than pure iron, but much more brittle. Huge...
Mineral Collection - Small This small collection contains 15 interesting rock and mineral specimens, and makes an ideal teaching tool or gift for the aspiring geologist!Labeled in English and Spanish, this kit contains:...
Smoky Quartz Crystals The Science Quartz is the most abundant mineral on Earth. Smoky Quartz is darkened by irradiation of aluminum in the crystal and ranges from a light, transparent brown or gray to solid brown or...
Titanium Coated Quartz Crystals The Science Titanium Coated Quartz Crystals are amazing examples of science and nature working together to form items of superior beauty. Through a process called magnetron ionization, we...
Tumbled Petrified Wood These small, lovely pieces of petrified wood have been tumbled smooth to bring out the colors, markings and patterns that are unique to each one. Glossy and slippery to the touch, They make great...
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...
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 Tiger Eye Tiger's eye is usually gold and brown with a silky luster and parallel, fibrous bands of color. Tiger's eye is mined mainly in South Africa and western Australia. It is a pseudomorph, meaning...
Campo Del Cielo Meteorite Iron, Coarse Octahedrite (1A) The Science Though it fell to Earth more than 4000 years ago, this Meteorite was discovered in 1576 by a Spanish military expedition. Searching for a source of...
Titanium Coated Quartz Cluster Titanium Coated Quartz Crystals are amazing examples of science and nature working together to form items of superior beauty. Through a process called magnetron ionization, we are able to bind...
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