A popular guide to minerals : with chapters on the Bement Collection of minerals in the American Museum of Natural History, and the development of mineralogy . Fig. 384 H ^ \ m y> vL Fig. 389 m m =5=J—-^ Fig. 385 Fig. 386 Fig. 3S6a Fig. 387 Fig- Fig. 390 t\ m. Fig. 391 Fig. 392 Fig. 393 Fig. 394 Fig. 395 Fig. 396

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmineral, bookyear1912