Zentron Crystal Collection: Rough Ruby Sapphire Stones - Raw Pieces in Velvet Bag (1/2 Pound)

• Individual stones within the Zentron Crystals package are unique and will all differ slightly. These pieces are between .5" to 1" in size. Keep in mind the differences in size and shape will vary the amount of stones you will receive
• Part of the Zentron Crystal Collection a top quality assortment of hundreds of beautiful gemstones and crystals found throughout the globe
• This for 1/2 Pound lot of stones (.22 Kilograms, 1133 carats, 8 ounces)
• Our 1/2 Pound and 1 Pound lots come in a protective velvet bag for extra protection as well as easy storage and handling
• Uses of our gemstones are infinite in possiblities. Some of these uses include: cabbing, tumbling, lapidary, healing, jewelry, cutting, decoration, reiki or metaphysical

Rubies and sapphires are a variety of the mineral corundum. In their pure form, they are red in color. Impurities in the stones can make them blue, orange, yellow, green, or purple. In their blue form, the stones are known as sapphires, while all the other colors are "fancy sapphires." Ruby's red color comes from its mineral content of Chromium. The more in the stone, the darker the red. Blue colors come from iron and titanium. Ruby is the birthstone of July. It is very hard stone with a mohs of 9.0, making it one of the hardest gems known