


🌋 Ignite curiosity with every lightweight, volcanic gem!
The EISCO 12-pack of raw pumice stones offers a curated collection of approximately 1-inch igneous rock specimens, hand-selected by geologists to showcase the porous, vesicle-rich texture of pumice. Perfectly suited for science classrooms, each stone is individually packaged and labeled, facilitating easy identification and group study. These lightweight rocks, sourced globally and processed locally, provide a tangible, hands-on learning experience about volcanic rock formation and density.




| Best Sellers Rank | #147,620 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #217 in Science Classroom Specimens |
| Customer Reviews | 4.0 out of 5 stars 2 Reviews |
M**N
Mixed densities. Most didn’t float.
Only 3 out of 12 floated in water.
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