Lortone Tin Oxide Polishing Medium – 5lb 591-039(19031)

Tin Oxide rock tumbler polish is used for STEP 4 of the rock tumbling process. It was a

favorite polishes used in the early days of rock tumbling. Lots of people still use it today.

It does a great job on all varieties of quartz, jasper and agate. It works exceptionally well

on volcanic glass such as obsidian and on man-made glasses. Many people also use tin

oxide when polishing soft materials such as calcite, rhodochrosite and malachite.