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Rock Mineral Hardness Collection

6 similar items. See all.

Fee: $ 0.00 per borrow

Available
Condition: A - As new
Code: 4_C_Tote #8 - #2
Serial: RHDK-2
General

One of the factors used to identify minerals is their hardness- how well they resist being scratched by a harder mineral. Learn more about rock and mineral hardness through this kit.

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