Table of ContentsBacteriaSubstrateShake Flask Experiments A new approach is emerging that deals with desulfurization of coals by bio-mediated reactions. Desulfurization of coal involves oxidation of pyrite
I told you I wanted to do a panning video. So what you’re going to do is, I’m going to break this down a little
The simplest precipitation equipment for a small mine is what is known as a zinc-box (Fig. 150). This consists of a long, narrow, sloping, wood
Table of ContentsBest amalgamation will be obtained when:Examples of AmalgamationCleaning and Retorting AmalgamFinal Cleaning of Copper PlatesSickening or Flouring and Reviving Mercury Mercury or quicksilver
The disposal of mill residues or tailings costs 2 to 6 cents pel ton, however carefully it is done. Residues may be moist sand which
During the past 50 years or more there has been a great waste of money, energy, and time in devising, building, and trying many machines
Table of ContentsCyanideHow to Test Solutions of Cyanide As coarse gold is not dissolved by cyanide, it must be removed from an ore by one
Details of the use of corduroy are given in the section covering gold and silver, but there is no reason why this material should not
Having refractory ore under treatment, it is generally the case that copper is also found in it. While roasting, the presence of copper is favorable
I have been given the opportunity to maybe teach you guys how to pan some gold and find some gold. I’ve been prospecting, my family