Borax does more than clean clothes; it can also “clean” gold ore to produce samples of pure gold. Learn how borax-based refining works in this article.
Gold assay kits usually come with four bottles of acid. Learn how each bottle is used in the testing process by reading this blog post.
Scientists have developed a way to change the atomic structure of concrete to give it conductivity similar to metal. Will it replace gold plating?
Silver and gold do not separate easily if they are alloyed together. Learn how ancient metal workers used salt cementation to extract pure gold from electrum.
Geologists have recently discovered that gold deposits are bulked up nearly every time an earthquake occurs. Learn why in this blog post.
Phytomining is the method by which plants extract gold particles from soil. Find out how it compares to gold mining in terms of profitability.
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