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Mineral Hardness Test Kit

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Your Price: $12.00
SKU#:: 7852
Availability: In Stock
Learn about the different hardness scales through testing and observation!  YOU can use Mohs Hardness Scale to identify a mineral!  This kit includes (almost) everything you will need to test common rocks and minerals: 

1- Pre-1982 Penny
1- Porcelain Strike Plate
1 - Steel Screw
All the mineral specimens you will need for testing (excluding diamonds!) 
A written guide to show you how to test any minerals or rocks you find. 

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