Group 1 - Cobalt is a strategic rare metal widely used in lithium battery cathode materials, high-temperature alloys, and hard tools, with mining facing challenges such as variable ore body shapes and low-grade mineralization [1] - The VantaMax and VantaCore handheld X-ray fluorescence analyzers by Evident enable rapid detection of cobalt, copper, and nickel in core samples, significantly improving cobalt recovery rates and concentrate grades [1] - The VantaMax and VantaCore analyzers provide qualitative and quantitative information within 20 seconds, with a detection limit for cobalt as low as 2 ppm, offering laboratory-level precision in a fraction of the time [2] Group 2 - The handheld analyzers are designed with ergonomic grips, meet IP54/IP55 standards, and have passed MIL-STD-810G drop tests, making them durable for harsh field conditions [1] - Evident offers a comprehensive range of products and solutions for the geoscience industry, helping users determine the characteristics of geological samples and providing cost-effective qualitative solutions [2]