Selected bibliography of andalusite, kyanite, sillimanite, dumortierite topaz, and phrophyllite in the United States /
Grametbaur, Agnes B.
Washington, [D.C.] : U.S. G.P.O.,
1959.
One folded map in pocket.
Includes index.
Cyanite
Sillimanite
Pyrophyllite
Andalusite