asper colors
Jasper comes in all colors, mostly striped, spotted or flamed. A variety of trade names specify colors, appearance or composition.
Agate jasper: Yellow, brown or green blended, grown together with agate
Egyptian jasper: Strongly yellow and red
Banded jasper: Layered structure with more or less wide bands
Basanite: Fine-grained black
Blood jasper: Bloodstone, dark green with flecks of red
Hornstone: Very fine grained, gray, brown-red, more rarely green or black
Scenic jasper: Brown marking caused by iron oxide, resembling a landscape. Oregon's "Biggs Jasper" is now the most common source. "Bruneau Jasper", from Bruneau Canyon, Idaho, is praised for its blue "skies".
Moukaite: Pink to light red, cloudy
Plasma: Dark green, sometimes with white or yellow spots
Silex: Yellow and brown-red spotted or striped