Multi Spinel 3mm Table Cut Cube - AA Grade - 15-16 Inch With Matrix Hematite is black to steel-gray

Hematite is black to steel-gray or silver-gray

Opalite is the trade name for man to made glass treated to exhibit the internal flashes of true Opals in translucent samples

Complete with Economy Chain Nose Pliers

Makes 3 sizes of rings: 7x9 mm / 0

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Multi Spinel 3mm Table Cut Cube - AA Grade - 15-16 Inch With Matrix Hematite is black to steel-graySpinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not only has the dark color, but it is opaque as well, rendering its black especially deep and mysterious. Sometimes called the "Black Prince's Ruby" for its role in the English crown. It has been mistaken for ruby and sapphire at times, but can be distinguished by its structure and its lower relative hardness.