Caratera Fine Jewelry Shimmering African Red Ruby Gemstones Sparkling CZs 925 Sterling Silver Necklace Rubies are one of the highest per-carat price of any colored stone. This makes ruby one of the most important gems in the colored stone market. In its purest form, the mineral corundum is colorless. Trace elements that become part of the mineral's crystal structure cause variations in its color. Chromium is the trace element that causes ruby's red color. The most renowned rubies, like those from Myanmar, the Himalayas, and northern Vietnam, typically form in marble. In other locations, such as Cambodia and Africa, rubies can be found in basalt rocks. Ruby is rated a 9 on the Mohs scale which is quite durable to many daily activities and even the dust in the air. FUN FACTS â¢ In Sanskrit, ruby is Ratnaraj, meaning the king of gems. â¢ Pigeon Blood is the traditional descriptive term for the reddest ruby color. BIRTHSTONES & ANNIVERSARIES Ruby is the birthstone for July and the gem for the 15th and 40th anniversaries.
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