How does the analysis of soil evidence help in CSI?

How does the analysis of soil evidence help in CSI?

Richard Saferstein (Former Chief Forensic Scientist) gives expert video advice on: How does the analysis of metals help in CSI?; How is metal identified and compared in CSI?; How does the analysis of paint help in CSI? and more...

Surprisingly so, the most important characteristic of soil is it's color. There are many thousands of different soil colors that exist on our planet, and just comparing the colors of soils provides very significant insights into how closely they compare. Once we complete the color comparison, we will then go on and look at the mineral content of soil as well as the rock content of soil. That part requires the input of a forensic geologist.