1.Thes study and bring forward a new formula for acid bleaching of barite powders containing impurities such as fluorite and calcite.
2.The antimony ores are mainly composed of such minerals as stibnite, quartz, opal and calcite.
3.Thes study and bring forward a new formula for acid bleaching of barite powders containing impurities such as fluorite and calcite.
4.In the shell, mineral form of calcium carbonate is calcite and aragonite.
5.Both fractures and vugs may be closed or partially closed by precipitated calcite or other similar material.
6.Over millions of years, groundwater left deposits of a mineral called calcite, on the rock within Devil's Hole.
7.With high montmorillonite, the cracks is easily appeared, and high limestone or calcite easily results lime blowing.