Description
This Collection contains 10 Types of Soils Specimens. The Soils & Clay Minerals Specimens include Some of the following Bauxite, Chalk Lumps, Diatomite, Fire Clay, Fullers Earth, Gypsum, Hematite, Kaoline, Mud Stone, Ochre Red, Ochre Yellow, Phylite, Plastic Clay, Pyrophilite, Selenite, Shale, Sillimanite, Slate, Soap Stone, Talc
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