4.2" Polished Cut Agate Geode Crystal Quarts Chalcedony Mineral Specimen Gabbro 6 inches long

6 inches long

Their coarse-grained texture is due to slow cooling

and practical utility makes it a prized mineral in both geological and decorative contexts

an iron- and magnesium-rich silicate that gives these rocks their dark appearance and substantial density

4.2" Polished Cut Agate Geode Crystal Quarts Chalcedony Mineral Specimen Gabbro 6 inches longLocation: Brazil Weight: 1 Pound Dimensions: 4. 2 Inches Long, 3. 9 Inches Wide, 0. 9 Inches Thick The item pictured is the one you will receive. Agate refers to a variety of banded Chalcedony, a mineral within the Quartz family, named after the Achates River in Sicily, where it was first discovered. Typically showing layered bands or stripes, some types feature eye patterns or colored spots, fossilized inclusions, or solid forms. Known as the Earths