As the chemical formation of the Earths rock, minerals, and organic resources in the context of physical geology is a complex science in itself, it becomes difficult t……..

The other day I watched a video of a couple of gents trying to smelter some gold ore using the firing or dry method of assay. There was some confusion as to which fluxes to conjure up….

To express the facts pertaining to a chemical composition and or reaction a kind of short hand was developed to do just that.

The title is an open ended question. The sluice itself has been……

This is a question question that I…..

The question is; Why make a furnace? These days…..

This gem is a free download from the Library Of Congress, U.S.A. For those that are interested in a little history, this is worth reading. Enjoy.