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Is rock tumbling expensive? Luckily, no; a good rock tumbler costs just $60-$100 (or more if you want to get professional) to purchase and just dollars a month to run (cents a day). The biggest investment is the tumbler itself. The other supplies are remarkably affordable and include just grit, rock polish (optional), and tap…
Sand cannot in fact be used in a rock tumbler; not to any good, anyway! This is because sand is much too soft. It’s softer than the rocks that you can polish, so it won’t be able to abrade them properly. In fact, it’s more likely that the sand will fall apart itself. It’s true…
Rock tumbling grit is essentially what polishes the rocks in your tumbler. It acts like sand in nature, wearing rocks away gradually. Only, in a rock tumbler, the process is much faster. This is because rock tumbling grit is made of silicon carbide abrasive, which is far more effective than sand could ever be! The…