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Ruby is the traditional birthstone for July and is usually red/pinker than garnet, although some rhodolite garnets have a similar pinkish hue to most rubies. The world's most valuable ruby to be sold at auction is the Estrela de Fura, which sold for US$34.8 million. [4]
A birthstone is a gemstone that represents a person's birth period, usually the month or zodiac sign. Birthstones are often worn as jewelry or a pendant necklace. History of birthstones
July is the seventh month of the year in the Julian and Gregorian calendars. Its length is 31 days. Its length is 31 days. It was named by the Roman Senate in honour of Roman general Julius Caesar in 44 B.C., being the month of his birth.
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The mineral's rarity is due to zirconium and boron rarely interacting with each other in nature. The crystals are naturally hexagonal, but may also be euhedral or orthorhombic. They also may have no crystalline structure, but usually are accompanied by a crystalline structure. Until late 2004, only two had been cut into faceted gemstones. [8]
Crystal quartz is a transparent crystalline variety of the mineral quartz, resembling glass. Job lists gavish (crystal quartz) alongside gold, onyx, lapis lazuli, glass, coral, and peridot as a valuable trade good. The Hebrew word gavish is a wanderwort, which probably originated in historical Nubia, modern Sudan.
Moonstone, one of June's modern birthstones, can appear to be almost clear at times, but is "prized for its blue to white adularescence," according to the International Gem Society.
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