PROF. MACNAIR is to be congratulated on having introduced many improvements in the second edition of his useful guide-book. The figures illustrating the crystal-forms are much more accurate than those ...
THE author of this convenient and systematic little treatise is Demonstrator of geology in the Imperial College of Science, London, where he has gained experience through the introduction of large I ...
pt. 1. The properties of minerals.-pt. 2. Description of the more important mineral species.-Tables siris_sil_103488 ...
Mongabay is publishing a new edition of the book, “A Perfect Storm in the Amazon,” in short installments and in three languages: Spanish, English and Portuguese. The paradox of minerals is that ...
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