Gypsum is a_________________?
Gypsum is a_________________? A. mechanically formed sedimentary rock B. igneous rockC. chemically precipitated sedimentary rock D. metamorphic rock
Gypsum is a_________________? A. mechanically formed sedimentary rock B. igneous rockC. chemically precipitated sedimentary rock D. metamorphic rock
Which of the following is a mineral ? A. basalt B. graniteC. quartz D. syenite