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The Washington School Collection is a very popular rock and mineral collection used in many schools around the country. It contains 40 1.5"-2" number-coded specimens that are perfect for hands-on learning.
Washington School Collection specimens include examples of igneous, sedimentary, and metamorphic rocks, rock forming minerals, ore forming minerals, and industrial minerals. A cardboard storage box with a compartmented tray and complete Rocks & Minerals Study Guide are included with the Washington School Collection.
WARNING: CHOKING HAZARD - Small parts. Not for children under 3 yrs.
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