Learning About Rock Collecting and Rock Tumbling By Lisa Bryant Mar 4, 2022 Mar 4, 2022 Updated Jun 13, 2023 Facebook Twitter WhatsApp SMS Email By Lisa Bryant Facebook Twitter WhatsApp SMS Email Print Copy article link Save We learn about rock collecting and rock tumbling from Tracy Sahler of Shad Point and Professor Brent Zaprowski of Salisbury University. Facebook Twitter WhatsApp SMS Email Print Copy article link Save Tags Geology Geophysics Rock Tumbler Rock Tumbling Rocks Smooth Rocks Recommended for you Show Sponsors