Perlite
Moh's hardness：5.5-7
market value：260 dollar/ton
main application：construct,
metallurgy,
oil, chemical industry, electric power, cast
Petroleum Coke
Moh's hardness：9.2
market value：134.03dollar/ton
main application：smelt, chemicai
industry
Pitchstone
Moh's hardness：5.5-7
market value：88.70 dollar/ton
main application：construct,
metallurgy,
oil, chemical industry, electric power, cast
Pumice
Moh's hardness：6
market value：10.48 dollar/ton
main application：building materials
industry,
chemical industry, Abrasive and packing industry
Pyrophyllite
Moh's hardness：1.25
market value：80.64 dollar/ton
main application：carving crafts,
ceramic,
refractory matter, glass
Quartz Sand
Moh's hardness：7
market value：70.96 dollar/ton
main application：glass, machinery,
electron,
metallurgy, refractory matter, cement, chemical industry
Rectoric
Moh's hardness：1
market value：X dollar
main application：petrochemical, chemical
industry,
ceramic, refractory material, coating
Rutile
Moh's hardness：6
market value：1290.32dollar/ton
main application：pigment industry,
metallurgy
industry
Sepiolite
Moh's hardness：2-2.5
market value：193.54 dollar/ton
main application：oil, chemical
industry,
light industry, medicine, environment protection, machine, non-metallic material
Sillimanite
Moh's hardness：Sillimanite
market value：806.45 dollar/ton
main application：refractory
materials,
ceramic, alloy
Asbestos
Moh's hardness：2-3
market value：64.51dollar/ton
main application：machinery, traffic,
chemical industry,
metallurgy, construct, electric power
Talc
Moh's hardness：1
market value：241.93 dollar/ton
main application：chemical industry,
paper
making, carving crafts
Tourmaline
Moh's hardness：7-7.5
market value：160-330 dollar/ton
main application： functional
fiber,
spinning, clothing, coating, construction material
Tremolite
Moh's hardness：5.5-6
market value：241.93 dollar/ton
main application：ceramic, glass,
cast
stone