Check the listing for details. Raw Diorite Igneous Rock Specimen, 2.75" x 1.75" approximately - Multiple Rocks. Condition: Used. Listed at 12.00 USD. The product is a raw Diorite igneous rock specimen measuring 2.75" x 1.75". Diorite is a type of igneous rock that consists of multiple specimens that would be a unique addition to any collection of rocks, crystals, or minerals, especially for individuals interested in displaying specimens. The natural beauty and complexity of Diorite gmake it a sought-after piece for collectors and enthusiasts alike. Note: there are multiple rocks available in various sizes and weight