Includes a magnifier, magnet, streak plate, scratch tool, acid/vinegar bottle, Mohs hardness scale and small samples of 9 of the 10 minerals included on the Mohs scale (talc, gypsum, calcite, fluorite, apatite-triphylite, feldspar, quartz, beryl-topaz, corundum).
(the 10 minerals; included; on the Mohs scale)
the 10 minerals
included
on the Mohs scale