Epidote in Quartz

Tumbled granite tumbled is primarily popular for the visual appeal of its black markings, on a pink- or reddish-brown base. It tumbles very well and takes a nice polish, so it's often found on the market in the form of tumbled stones. It is also cut into beads and occasionally larger jewelry stones. The material is primarily mined in India and Brazil.

Turquoise comes in a range of beautiful blue-green colors, sometimes veined with dark green, yellow, or orange. The shade most desired by collectors is sky-blue. Turquoise is sourced worldwide with mines in China, Iraq, Kazakhstan, and the USA. It is very popular when set into jewelry, made into beads and cabochons, and used as inlay for decorative pieces.

Lilac Amethyst is a popular marketing name for Amethyst stone that features a softer purple color than the typical specimen. The color of an Amethyst comes from irradiation of iron inclusions in Quartz crystals. Overall, Amethyst is one of the most popular gems in the world, prized for its many beautiful shades of purple. It is the birthstone of February.

Tree Agate tumbled is a popular agate valued for its dendritic, tree-like patterns that are revealed when the material is tumbled and polished. This stone is mined in Australia, Brazil, China, India, Madagascar, Mexico, Mongolia, Namibia, Uruguay, and the United States. It can be finely tumbled and polished, as well as cut into cabochons and beads.

The rare larimar tumbled is sea-blue color, sometimes occurring with white swirls or red spots, but the purest blue specimens are most highly sought after. So far, it is only found in the Dominican Republic. Larimar tumbled jewelry is available in the Caribbean where it is marketed as a local specialty. It has also been made into cabochons and tumbled stones for international markets.

Mahogany Obsidian tumbled has the colors black, red, and brown swirled together, which gives it the appearance of mahogany wood. It is found in the USA, Japan, Mexico, and Brazil. Mahogany Obsidian tumbled is often made into beads and cabochons for jewelry, ornamental pieces, and palm stones.

Aerinite (Ca4(Al,Fe,Mg)10Si12O35(OH)12CO3·12H2O) is a bluish-purple inosilicate mineral. It crystallizes in the monoclinic system and occurs as fibrous masses and coatings. It has a dark, vitreous luster, a specific gravity of 2.48 and a Mohs hardness of 3. It is a low-temperature hydrothermal phase occurring in zeolite facies alteration of mafic rocks. Associated minerals include prehnite, scolecite and mesolite. Its name comes from a Greek root "aerinos," meaning "atmosphere" or "sky".