A. Tincal
B. Boric acid
C. Calcium carbonate
D. Colemanite
¨ Tincal, also known as borax, is a naturally occurring mineral that is found in evaporite deposits in dried-up lakes, such as those in Tibet and California. It is a hydrated sodium borate mineral with the chemical formula Na2B4O7·10H2O.
Submitted by :- Jamil Ahmed