How Soils Are Formed Collection

This collection contains rocks and minerals that break down to become the major components for soils. 
Samples of the actual soils demonstrating texture and composition as end products are included. 
Contains 15 number-coded specimens in a compartmented container. 
Each compartment is 1-1/2 in. x 1-1/2 in. 
Soils are packaged in plastic bags.