1. Mad-c16 Andradite var demantoid Antetezambato, Ambanja Area, Antsiranana Region, North Madagascar - A super specimen with great demantoid crystals

2. 2 words related to Andradite: garnet, demantoid

3. There are three varieties of Andradite: Topazolite、Demantoid and melanite

4. Minor amounts of Cr 3+ produce a green color in Andradite (the variety demantoid)

5. Andradite has an array of alternative names like colophonite, demantoid, topazolite, melanite, etc

6. Demantoid is a chromium-containing Andradite, and melanite is a variant of titanium-containing Andradite

7. Demantoid is the green gemstone variety of the mineral Andradite, a member of the garnet group of minerals

8. Demantoid is the most famous Andradite, The origin may be Russia, Iran, Afghanistan, Namibia, Madagascar, etc.

9. The rarest and most valuable garnet gem is the green to yellowish-green variety of the mineral Andradite, called demantoid.

10. A valuable gem form of Andradite is the rare Demantoid, which is a transparent green variety that is highly lustrous with an adamantine luster.

11. Andradite is a calcium- and iron-rich garnet.The chemical formula is Ca 3 Fe 2 (SiO 4) 3 with chromium substitution as the cause of the demantoid green color

12. This phenomenon is common in many gemstone species, and the demantoid variety of Andradite garnet has been known to display cat’s-eye phenomenon (Spring 2018 Lab Notes, pp

13. Below is a gallery of crystallized garnet for sale from John Betts - Fine Minerals in New York City, NY.Included in this page are garnets for sale of grossular, Andradite, melanite, uvarovite, almandine (almandite), spessartine (spessartite), demantoid, topazolite, essonite, hessonite.Garnet forms in many beautiful colors and forms and can be found in m any locations around the world including