Hardness Sample Collection with Test Kit
The determination of the hardness of a mineral can be an important step in identification. This kit includes a sample of a mineral with each of the hardness characteristics from 1-9 on the Moh's scale. It also includes the basic tools to identify hardness, an iron nail, a ceramic streak plate and a piece of glass. Instructions are included.
| Product | Price | Shipping | |
|---|---|---|---|
| Hardness Sample Collection with Test Kit | $19.95 | $9.95 (2.0 lbs.) |
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