000 00303 a2200133 4500
080 _a552.3
_bP 672 R
245 1 _aRocks and rock minerals
_cby L.V. Pirsson
260 _aNew York
_c1947
650 _aRocks
650 _aRock Minerals
100 1 _aPirsson, L.V.
_d
300 _a349 p.
901 _a23809
999 _c30256
_d30256