Question

1. Sandstones are made of mineral quartz.
2. Limestone forms in swamps and bogs.
it's true and false​

Answer 1

Answer:

1. As seen in the classification scheme, sandstones are composed of mostly quartz, feldspar, and lithic fragments. Other minerals also occur, depending on the mineralogical maturity of the sandstone. It is these minerals that make studies of the provenance (origin of the grains) possible in the study of sandstones
2. i think false