Andradite is the member of the Garnet group that has a conchoidal to uneven fracture. Although these stones are not as well-known as other species of Garnet, it is extremely beautiful and can be produced as quite fine gemstones.
Andradite symbolizes integrity, courage, prosperity, abundance, gratitude, and creativity. It is a nesosilicate that contains calcium and iron.
Let us learn more about Andradite.
Andradite is a common mineral that mostly occurs in alkaline igneous rocks such as nepheline syenites and phonolites. Just like the other Garnet groups, these stones crystallizes in the cubic space group. Andradite is strongly associated with the root and sacral chakra. These stones help to open up and balance both the chakras. It enables the wearer to clear one's emotion, let go of boundaries and emotional blockage, ground yourself and promote stability in life.
In 1868, Andradite was first described for an occurrence in Drammen, Buskerud, Norway. In the same year, these stones were named by James Dwight Dana in honor of José Bonifácio de Andrada e Silva, a Brazilian statesman, naturalist, professor, and poet. In 2009, some of the quality specimens of these stones were found in a mangrove swamp near Antetezambato, Madagascar.
Andradite occurs in skarns that are developed in contact metamorphosed impure limestones or calcic igneous rocks and also in alkaline igneous rocks. These beautiful stones are formed from the metamorphism of impure siliceous limestones.
The chemical formula of Andradite is Ca3Fe2(SiO4)3. These stones have a hardness of 6.5-7 according to the Mohs scale and they have a submetallic and adamantine luster.
The price of Andradite can range from $15 to $100 according to their quality, color, and size. Demantoid is one of the varieties of the mineral Andradite and they are the most valuable Garnet. Their price can reach up to $10000 according to its size and quality. The largest Demantoid stone ever found weighed 252.5 carats that were found in the Russian Urals.
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