Rocks & Minerals

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15028

Used to separate and grade soil samples. Stacked set consists of 4 screen sieves with graduated mesh sizes, a solid container at the bottom, and a lid. A soil sample is then placed in the top container, and the entire set agitated so that particles of various size will drop through and are sorted by size. Each kit includes 4 high impact plastic sieves, 6" with wire mesh Nos. 6, 20, 40 and 100. 1 bottom pan and 1 lid.

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$59.95 Each

Expanded Rock Collection

16809

45 specimens, approximately 1.5" x 1.5", includes 15 each of igneous, sedimentary and metamorphic rocks. Each category of rock is well represented and forms an integrated classroom study unit. Grades 6-12. Ages 11-18.

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$66.00 Each

Superior Rock and Mineral Collection

16802

50 specimens approximately 1-1/2". Includes industrial minerals, gem-type minerals, rock-forming minerals and igneous, sedimentary and metamorphic rocks plus Study Guide. Grades 5-12. Ages 10-18.
50 specimens approximately 1-1/2". Includes industrial minerals, gem-type minerals, rock-forming minerals and igneous, sedimentary and metamorphic rocks plus Study Guide. Grades 5-12. Ages 10-18.

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$65.00 Each

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