Mad River Agate, 4-3/4″


  • Size: about 4-3/4″ x 4-1/2″ x 1-3/8″
  • Weight: 1 lb. 3 oz.
  • Origin: Madagascar
  • Hardness: Mohs scale 6 – 7
  • Treatments: None, cut/polished

1 in stock

Mad River Agate, 4-3/4″


Natural and genuine Mad River Agate slab from Madagascar. This piece displays a gorgeous range of blues with gray, black and brown details. This slab is a freeform shape, like a slice of a nodule, and has been cut and polished. It is ready for cutting, cabbing, displaying in a collection, a craft project, or for metaphysical uses.

It measures 4-3/4″ x 4-1/2″ x 1-3/8″, and weighs 1 pound 3 ounces.

This specimen is part of the BF Collection — our most recent acquisition.

Item pictured is the item you will receive and will come with an information label.

We have more Polished Items and Minerals in stock — Don’t hesitate to email us at or phone us at 856-795-5077 if you’re after something in particular.

Additional information

Weight16.375 oz
Dimensions5.75 × 5.5 × 2.375 in


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