window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-RYWWR4VG82'); Golden Legends Tales of Buried Treasure: How to Make a Steel Mortar and Pestle for Crushing Rock

Wednesday, August 13, 2014

How to Make a Steel Mortar and Pestle for Crushing Rock


Here is a great idea for a steel mortar and pestle. The author uses and impact hammer and a bowl he made. He utilizes compressed air, although I am not sure that pneumatics is necessary. This looks like a good answer for the weekend prospector. I have been using a fence post rammer and a piece of steel tubing to crush my samples. This has converted me. Hope you like the video.
https://www.youtube.com/watch?feature=player_embedded&v=vV91MTZKo20
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