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Mineral: quartz
Gem: plume agate (cryptocrystalline)
Size: 30x49 mm & 25x42 mm & 19x31 mm
Carat: 85+ ct & 43.4 ct & 29.4 ct
Cut: cabochon
Origin: unknown
General Info: Agate (achates) was named from the river Achates, now the Drillo, in Sicily, where the stone was first identified. It is cryptocrystalline quartz (micro crystals) usually with a banded pattern (although not always).
Additional Information
The slab that made these cabs was from an unknown origin. They are similar to graveyard point agate. They are just another example of a plume agate with a somewhat different type of plume. The agate background has many small fortifications and a few small crystal pockets.

Cabochons cut by the author and are framed with black jade. The first and third cab are backed with black jade too.

Closeup of stone 2