Prairie Agate 72.56 ct
Fancy Cabochon 47.20 x 32.80 x 6.20 mm
Black Hill Area,
South Dakota,
USA
max3545
Prairie agate
this type of agate is a mixture of quartz and agate layers. Geologically is related to the Chadron
Formation (lower Oligocene and upper Eocene). It's color is generally brownish-red, brown and white. It
is found primarily in the Black Hills of northeastern Wyoming,South Dakota and Nebraska .
Hand polished on both sides.