Raw Sulfur SpecimenSet of 6 Samples, 1″Sulfur is a popular mineral that forms as a soft precipitate near volcanic vents and springs. This bright yellow mineral has a distinct smell and unusual streak color. Ideal for identification & classification exercises. Great for students learning about streak tests – sulfur leaves an unexpected white streak.While each specimen will vary slightly in shape, size and color, it will measure approximately 1″ in length. Set is packaged in a transparent bag, 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 SupportAlways 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.