quartz
Lodestone, a variety of the mineral magnetite, displays strong magnetism. Some other minerals are weakly magnetic, or display magnetism when heated.
Hardness is better.
Magnetism involves iron.
magnetism
which mineral is the main component of sand
Magnetite is one of the few minerals that possesses the mineral property called magnetism.
only certain minerals display magnetism
Gypsum
Yes.
Shale
hydroxyapatite
calcium