Cave minerals of the world /
Hill, Carol A.
Cave minerals of the world / by Carol A. Hill and Paolo Forti ; with a historical introduction by Trevor R. Shaw. - Huntsville, Alabama : National Speleological Society, 1986. - x, 238 p. : ill. (some col.)
0961509309
90043032
Mineralogy.
Minerals--Classification.
Cave minerals of the world / by Carol A. Hill and Paolo Forti ; with a historical introduction by Trevor R. Shaw. - Huntsville, Alabama : National Speleological Society, 1986. - x, 238 p. : ill. (some col.)
0961509309
90043032
Mineralogy.
Minerals--Classification.