Aia ʻo Tianjin, Kina, he 85% o nā waihona fluorspar, e hāʻawi ana i kahi kumu hilinaʻi no nā ʻoihana e pono ai kēia mineral koʻikoʻi.Ma ka hāʻawiʻana i ka Fluorite (CaF2: min 85%, SiO2: max 13%, S: max 0.02%, P: max 0.02%), hiki i nā mea kūʻai ke hilinaʻi e loaʻa ana iā lākou kahi kūlana kiʻekiʻe ...
Heluhelu hou aku