amethyst natural quartz amethyst faceted amethyst Necklace bracelet
Product Description
amethyst composition is sio2, hardness 7, specific gravity of 2.65, 1.54 1.55, index with dichroism. Viewing from different angles, but shows a blue or red purple tone, usually in hybrid or stepped into facets. Natural output amethyst because it contains iron, manganese and other mineral substances and the formation of beautiful purple, the main color is light purple, purple, red, bright red, dark purple, blue, violet wait for color, with purple and red is the best, too light purple is more common. Natural amethyst usually has a natural ice crack or white cloud impurity. With the value of the gem amethyst are produced in the volcanic rock, pegmatite, or limestone, the line of crystal holes. Amethyst in nature are widely distributed, the main producing area is Brazil, Russia, South Africa, Madagascar. According to the Asian gem association (GIG) research, amethyst, because of the infiltration of trace Fe (iron), Mn element, so the color purple. Amethyst represent spiritual, mental, high level of love, can resist a admirers
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