Polly Plastics


Is it Easy to Tumble and Polish Rocks Without a Tumbler?

February 16, 2021 Cory Sursely

During a trip to Northern Michigan at the end of October 2020, my friend and I stopped at the beach in Charlevoix, MI to do a quick hunt for Petoskey stones.  We didn’t have much time to look, but I found one good sized rock that kind of looked like there were dotted colors under the rough, dried out surface. I don’t have a rock tumbler, so I watched a couple of YouTube videos on how to hand polish rocks, like How to Hand Polish a Petoskey Stone - YouTube by Michigan Rocks. Running the water under water still did...


Rock Polish Types and Usage

January 24, 2021 Brian Dais

Rock polish is the media used in your tumbler to grind down the rough edges and eventually polish the surface of stones.  Sometimes it refers to just the final polish but can also be more broadly used to include both finishing polish and the coarser grits used earlier in the process.

Ceramic Tumbling Media Usage

January 24, 2021 Brian Dais

Ceramic tumbling media is useful in rock tumbling to add to your barrel to provide several benefits.  You will get better results due to filling a partial empty barrel and cushioning your stones, improving tumbling action and carrying grit to hard-to-reach places. 

Plastic Pellets for Rock Tumbling

January 24, 2021 Brian Dais

Plastic Pellets for rock tumbling are useful to add to your barrel and offer several benefits.  You will get better results due to filling a partial empty barrel and cushioning your stones, improving tumbling action and carrying grit to hard-to-reach places.  Finally, plastic pellets are probably the best tumbling media to reduce tumbling noise.

Rock Tumbler Media Choices

January 24, 2021 Brian Dais

Rock tumbler filler has several benefits that will improve your tumbling results.  The benefits include filling your barrel, cushioning your fragile stones, improving tumbling action and transporting grit to rock cervices.