Rhodonite 3mm Faceted Round AA Grade - 15-16 Inch Stone Type_Kunzite but rather a dark variety

but rather a dark variety of Carnelian

Black Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins

siderophyllite

and this phenomenon is thought to be due to impurities of yttrium or organic matter within the crystal lattice

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Rhodonite 3mm Faceted Round AA Grade - 15-16 Inch Stone Type_Kunzite but rather a dark varietyRhodonite, whose name is derived from the Greek word for Rose, rhodon, is known for its pink, red and magenta hues. A Manganese inosilicate (or chain silicate), Rhodonite belongs to the Pyroxenoid group of minerals. It was originally found in the Ural mountains of Russia, where it was observed that the stone was often carried by eagles to their nests. This earned it the Russian name orletz or Eagle Stone.