As mentioned before, in the last chapter, any one who searches for useful minerals is chiefly attracted by their colour; the lustre, and perhaps streak,
In prospecting a country for Prospecting for valuable minerals wealth, it is most important to search very systematically and carefully among the sands and rocks
The following are the various divisions under which rocks may be classified: IGNEOUS Rocks which have been subjected to heat. Volcanic (those that have been
In the process of discovering the nature of a rock and Identifying Minerals, the mineralogist may derive the necessary information by a careful study of
How to make and use a blowpipe to test and perform a metal analysis for the presence of various minerals by evaluating the nature of the
In order to secure definite information regarding the best conditions of operation of plating solutions, it is necessary first to obtain reliable methods for preparing
Many of our largest copper deposits contain both sulfide and oxidized copper minerals. The large porphyry mines, with a total copper content of from 1.3
The rapid and comparatively recent development of flotation has opened so fascinating a field for study and research that the older processes of gravity concentration
The form of dip chart here presented for the use of the profession was devised by the author when he was confronted with a particularly
In 1910, the Committee of the Chemical, Metallurgical and Mining Society of South Africa, appointed to investigate cyanide poisoning, recommend as an antidote to Cyanide Poisoning