"WardsSci000401"

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Copper Strips

Great for geology hardness tests.

Measure the Specific Gravity of Gemstones and Minerals with Ease

Comprehensive, Economical Test Kit.

This remarkable little scale is sturdy and easy to use.

These plates help you determine the hardness of unknown minerals in the field.

Identify Minerals with This Convenient Kit

Streak color helps identify minerals.

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