The extent of its availability in glacial drift has not been evaluated, although it is present. Inclusions also dominate matrix in Kakabeka Chert. They give the material a distinctive fine, wood grain appearance. Color is generally a mixture of grey and brown. It is distinctive and easily identified.
Texture is waxy.
The center of the agate is often filled with a mass of colorless quartz crystals. Although LSA usually occurs as relatively small pebbles, it is not uncommon at archaeological site. In many cases, it seems to have been reduced by the same specialized bipolar technique used with quartz. Again, the goal of this technique may have been to produce expedient flake tools. Its sources and characteristics are not well documented.