Tinted detail of a photo: Close-up of reddish brown soil packed with rounded pebbles in cream, yellow and brown, crossed by grey tree roots.
SSS
Soil System Sciences

mineralogy

Soil color never lies

Often, soil color is described using general terms such as “brown”, “red”, “dark”, etc. When I talk about this issue for the first time with my students of Soil Science, I use to ask them how to describe the color of a soil sample. Normally, in a few seconds, I get a list of color …[Read More]