Gem Systems
GEM Advanced Magnetometers is a proven supplier of magnetometers, gradiometers, and magnetic sensors for Earth Science, Geophysics and other applications.
07/15/2026
Thanks to Saurav Chakraborty from Mines & Minerals for sharing these from a ground survey in using the GSM-19.
www.gemsys.ca
07/08/2026
Our base stations at work — around the world.
From remote exploration programs to UAV surveys and long-term monitoring sites, base stations provide the reference data behind reliable magnetic measurements.
Earth’s magnetic field changes throughout the day. By recording those variations continuously at a fixed location, a base station enables survey teams to correct rover and airborne data for diurnal variation.
The result is cleaner data, stronger line-to-line consistency, and more confidence in the anomalies that guide interpretation.
These field photos show GEM Systems base stations deployed across a range of environments and applications — each one helping turn raw magnetic measurements into dependable geophysical data.
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135 Spy Court
Markham, ON
L3R5H6
Opening Hours
| Monday | 8:30am - 5pm |
| Tuesday | 8:30am - 5pm |
| Wednesday | 8:30am - 5pm |
| Thursday | 8:30am - 5pm |
| Friday | 8:30am - 5pm |