Question

what adds colour to the soil​

Answer 1

Answer:

Soil color is produced by the minerals present and by the organic matter content. Yellow or red soil indicates the presence of oxidized ferric iron oxides. Dark brown or black color in soil indicates that the soil has a high organic matter content. Wet soil will appear darker than dry soil.

Answer 2

Answer:

iron oxide is the mineral which is mixed to the sand it gives red coloration to the sand........

I hope this helps u friend ☺️....