Chrysocolla Malachite, Cabochon Matching Pair 15x13.5 mm, Approximately 25.50 carat (GTG-MCM-4)

Chrysocolla Malachite, Cabochon Matching Pair 23x13mm, Approximately 18.50 carat (GTG-MCM-6)

Chrysocolla Malachite, Cabochon Matching Pair 20x12mm, Approximately 14.50 carat (GTG-MCM-7)

Chrysocolla Malachite, Cabochon Matching Pair 23x13 mm, Approximately 21.50 carat (GTG-MCM-11)

Chrysocolla Malachite, Cabochon Matching Pair 21x13 mm, Approximately 16.50 carat (GTG-MCM-12)

Dendritic Opal, Cabochon Matching Pair 22x12 mm, Approximately 16 carat (GTG-MDO-2)

Dendritic Opal, Cabochon Matching Pair 16x12 mm, Approximately 11.50 carat (GTG-MDO-3)

Dendritic Opal, Cabochon Matching Pair 20x13 mm, Approximately 16 carat (GTG-MDO-4)

Dendritic Opal, Cabochon Matching Pair 19x12 mm, Approximately 14 carat (GTG-MDO-8)

Dendritic Opal, Cabochon Matching Pair 25x11 mm, Approximately 17.50 carat (GTG-MDO-9)

Dendritic Opal, Cabochon Matching Pair 19x11 mm, Approximately 18 carat (GTG-MDO-10)

Dendritic Opal, Cabochon Matching Pair 20x12 mm, Approximately 12.50 carat (GTG-MDO-11)

Dendritic Opal, Cabochon Matching Pair 26x14 mm, Approximately 20.50 carat (GTG-MDO-12)

Crazy Lace Agate, Cabochon Matching pair 23x15 mm, Approximately 20 carat (GTG-MCLA-1)

Crazy Lace Agate, Cabochon Matching pair 25x11 mm, Approximately 17.50 carat (GTG-MCLA-2)