Translucent cabochon of Montana Agate with striking black dendritic inclusions suspended in a clear body. Montana is one of the most significant agate-producing regions in the United State.
Collected primarily from the Yellowstone River and surrounding gravels, Montana Agate formed millions of years ago in volcanic deposits. Its inclusions—often resembling landscapes, trees, or abstract designs—have made it a favorite among lapidaries and collectors since the late 19th century. Stones from this region are prized as some of the finest agates found anywhere in the world
11.995 carats / 23.6 x 14.1 x 4.7 mm
Estimate: $135 - $150
