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What Rocks Are Worth A Lot Of Money?

The following list displays brightly colored rocks that are valuable. Gold. Silver. Ruby. Emerald. Sapphire. Garnet. Tourmaline. Opal. What rocks have the most value? 10 Most Valuable Gemstones in the World Tanzanite—$1,200 per carat. (Image Courtesy of Geology) Black Opal—$9,500 per carat. (Image Courtesy of Luxury Insider) Red Beryl—$10,000 per carat. Musgravite—$35,000 per carat. Alexandrite—$70,000 …

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