Quartz graind embedded in loess soil. Loess with fine quartz grains
Light reddish brown, light brown; hard-fired, metallic; sandy texture
Some small white and few black, unevenly dispersed inclusions;
gray-brown core with little organic material
Munsell: 5YR 6/4; 2.5YR 6/6, 6/8; 7.5YR 6/4