Rio
Grande Agate Cutting Rough
This agate comes from
the Rio Grande River in Texas. Agate is a form of microcrystaline quartz. It is
usually formed in nodules and has transparent, or translucent portions. As with
all of the other species in the quartz family, agate takes a high polish with
cerium oxide, but also takes a fine polish with tin oxide and diamond. Mohs hardness 6.5 to 7.
Rio Grande
Agate Rough $5.00/pound
Locality: Texas
Representative sample of Rio Grande Agate
Rio Grande Agate Cabochon
Item Number
Description
Weight
Price
Rio Grande Agate#1Q
2 stone parcel. SOLD
2.041 lb.
$10.21
Rio Grande Agate#2Q
Measures approximately 4-1/2" x 3-1/2" x 2" at a peak. SOLD