Jasper 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