Mineral Activity Kit, 1 Each

The United Scientific® Mineral Activity Kit by United Scientific combines 10 mineral specimens, from talc to corundum, with the tools students need for Mohs hardness, streak, magnetism and acid resistance tests. A knife, nail, magnet, streak plate, glass, copper and iron plates, hand lens, empty acid bottle and instruction manual are included (acid not supplied). It is designed for middle and high school earth science labs.