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Difference between revisions of "Earthlike Gems"
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'''Galaxite''' is a type of spinel stone with a glassy red-brown hue derived from manganese and aluminum deposits. | '''Galaxite''' is a type of spinel stone with a glassy red-brown hue derived from manganese and aluminum deposits. | ||
''Golden beryl''' is a type of beryl stone with a pure yellow coloration varying from pale yellow to deep gold. If these gems contain shades of green, they are called '''heliodors'''. | '''Golden beryl''' is a type of beryl stone with a pure yellow coloration varying from pale yellow to deep gold. If these gems contain shades of green, they are called '''heliodors'''. | ||
'''Goshenite''' is a type of beryl stone with no natural hue. Though optically transparent when cut correctly, goshenite can be colored into any primary or intermediate hue with a treatment of high-energy radiation. | '''Goshenite''' is a type of beryl stone with no natural hue. Though optically transparent when cut correctly, goshenite can be colored into any primary or intermediate hue with a treatment of high-energy radiation. | ||
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'''Ruby''' is a type of corundum crystal, with a rich red color caused by traces of chromium. | '''Ruby''' is a type of corundum crystal, with a rich red color caused by traces of chromium. | ||
'''Sapphire''' is a type of corundum crystal, with a wide variety possible colors caused by traces of metals, and can feature optical effects such as asterism and color-shifting metamerism. Warm-toned sapphires, typically in a gradient of pink to orange, are called'''padparadscha''' sapphires . | '''Sapphire''' is a type of corundum crystal, with a wide variety possible colors caused by traces of metals, and can feature optical effects such as asterism and color-shifting metamerism. Warm-toned sapphires, typically in a gradient of pink to orange, are called '''padparadscha''' sapphires . | ||
'''Spinel''' is a very hard cubic crystal stone available in a variety of colors, usually shades of red, purple, blue, green, brown or yellow. | '''Spinel''' is a very hard cubic crystal stone available in a variety of colors, usually shades of red, purple, blue, green, brown or yellow. | ||