Raw Magnetite, Mineral Specimen - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Eisco Labs auspowers_batchfour -58 to 932°F (-50 to

-58 to 932°F (-50 to 500°C)

In the range of -45 ℃ ~ 65 ℃ can reach ± 2 ~ ± 4ppm accuracyThis include very interesting frequency areas such as 2m HAM radio

Fits any standard Mason jar

Divisions: 1%

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Raw Magnetite, Mineral Specimen - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Eisco Labs auspowers_batchfour -58 to 932°F (-50 toRaw Magnetite, Mineral Specimen Approx. 1" Geologist Selected & Hand Processed Great for Science Classrooms Eisco Labs Eisco Tech Cut Rock & Mineral specimens are of the highest quality, and are perfectly suited for classroom or laboratory instruction. Our specimens are sourced from all over the world, but each and every specimen is hand selected and processed by our on site geologists in Victor, NY, ensuring that each specimen exhibits educational