Perform your own experiments with geology testing supplies.
$11.60
Cornerstone's Geology Testing Kit has all the tools you need to go hands-on and dig deeper into geology!...
$9.75
Organize your own discoveries with Cornerstone's specimen boxes and trays. Our attractive specimen box (8" x 10.5") comes...
$6.00
See minerals, fossils, and rock features bigger and better! Our 10x power hand lenses are perfect for getting...
$1.50
This is our Glass Hardness Tile, used for hardness tests.  Available in singles, with a discount once you...
$1.25
This black streak plate is used for the streak test and hardness tests for minerals. Our streak plates  are 2"x2" tiles clean...
$1.25
Our white streak plates can be used to test the hardness and color of rocks and minerals.  They...
$1.00
Great for applying a small amount of acid, water, or mineral oil to your rocks and minerals. Bottles...
$1.00
If your mineral or rocks is attracted to a magnet, you'll know it when using these strong 1-inch disk...
$11.60
$9.75
$6.00
$1.50
$1.25
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