Malachite
Malachite is a vibrant green copper carbonate mineral commonly sold as specimens, cabochons, or polished stones in the fossils and minerals market.
Estimated value as of 2026 · Source: Average commercial-grade malachite at $1-$5 per carat
Fun Fact
Malachite is often sold by piece or gram rather than carat due to its typical use in decorative slabs and jewelry, unlike gemstones like diamonds.
Price History
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