Waterworn Rounded Sapphire Crystal
John Betts - Fine Minerals
Six-sided crystal of translucent Sapphire with rounded edges due to alluvial action. Color varies from blue-green-gray to deeper blue in the center. Good, large crystal recovered from the gem-bearing deposits of the ancient river.
Missouri River gravel bar, Lewis and Clark County, Montana
10 x 8 x 6 mm.