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BCR318 Prairie Agate

BCR318 Prairie Agate


  • This is an exceptional quality select Prairie Agate from South Dakota for a cutting or carving project.
  • Perfect for jewelry making.
  • A great rock for cutting and any lapidary project.
  • These particular specimen measures 4 1/2″ x 3 3/4″ x 3 3/8″, 6 1/8″ x 3 7/8″ x 4″ and weighs nearly 7 pounds.

MOHS hardness scale of  7

In stock


Agates mostly occur as nodules in volcanic rocks or waters containing silica in solution possibly derived from the decomposition of silicates in the lava.  The siliceous matter is deposited in regular layers resulting in the banded or striped formation.

Additional information

Weight 7 lbs
Dimensions 9 × 9 × 6 in

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