Check the listing for details. Raw Peridotite Igneous Rock Specimen, 3" - Hand Sample - Eisco Labs. Condition: New. Listed at 19.99 USD. Raw Peridotite Igneous Rock Specimen, 3" - Hand Sample - Eisco Labs PERIDOTITE | Peridotite is an iron-rich ultramafic rock, with a chemistry that suggests genesis from a point deep within the crust, possibly as deep as the mantle. The large crystals indicate slow cooling within a magma chamberGREAT FOR GEOLOGY CLASSROOMS | Ideal for identification & classification exercises. This fascinating sample is useful for comparisons with other igneous rocks, and as part of lessons in Bowen's reaction seriesGEOLOGIST SELECTED | Each specimen is selected and hand processed by an actual geologist, ensuring each sample exhibits defining featuresLOCALLY PROCESSED | Our rock and mineral samples are sourced from a variety of locations around the world and are processed in Victor, NYINDIVIDUALLY PACKAGED & LABELED | Each specimen sample is packaged in a transparent bag, and is labeled & barcoded for easy identification Raw Peridotite Specimen Single Hand Sample, 3" Peridotite is an iron-rich ultramafic rock, with a chemistry that suggests genesis from a point deep within the crust, possibly as deep as the mantle. The large crystals indicate slow cooling within a magma chamber. Ideal for teaching students about rounding and sorting, as well as for identification & classification exercises. This fascinating sample is useful for comparisons with other igneous rocks, and as part of lessons in Bowen's reaction series. While each specimen will vary slightly in shape, size and color, it will measure approximately 3" in length. Each is individually packaged, labeled & barcoded for easy identification and storage. Selected & Processed by a Geologist. Each and every specimen is selected and hand processed by an actual geologist, ensuring that each sample exhibits defining features. Rocks and minerals are sourced from a variety of locations around the world and are processed by hand in Victor, NY. Technical Support Always feel free to reach out to our team of scientists and geologists for additional information, or to assist you with any questions regarding our rock and mineral samples. Product Details Brand Eisco Product Type Igneous Rocks MPN HESNG0047HAND Check out my other items.