How to know the minerals and rocks.
Pearl, Richard M.
How to know the minerals and rocks. - New York, McGraw-Hill [1955] - 192 p. illus.
Mineralogy, Determinative.
Rocks--Identification.
Minerais E Rochas
Mineralogia
549.14*
How to know the minerals and rocks. - New York, McGraw-Hill [1955] - 192 p. illus.
Mineralogy, Determinative.
Rocks--Identification.
Minerais E Rochas
Mineralogia
549.14*