Recent Posts About Ruby

July Birthstone – Ruby/Corundum

November 18, 2016

Ruby is a #9 on Mohs scale, usually excellent in toughness, but with certain treatments or large fractures/inclusions can be less durable. Sources are Afghanistan, Kenya, Madagascar, Myanmar (Burma), Sri Lanka (Ceylon), Tanzania, Vietnam, and Thailand. Thailand is the world center for treatment and wholesale trade and mine production of rubies and has been declining since …

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The 12 Birthstones

November 12, 2016

January Almandine/Garnet February Amethyst/Quartz March Aquamarine/Beryl April Diamond May Emerald/Beryl June Alexandrite, Pearl, Moonstone July Ruby/Corundum August Spinel, Peridot, Sardonyx September Sapphire/Corundum October Opal, Tourmaline, Rose zircon November Topaz, Citrine December Turquoise, Blue zircon, and Tanzanite

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