Tourmaline Crystal- 8.56 g - (1)

Tourmaline is a complex borosilicate mineral known for its broad color range and crystalline forms. This tourmaline crystal specimen weighing 8.56 grams likely exhibits typical features such as trigonal crystal symmetry and vertical striations. Tourmalines crystallize in igneous and metamorphic rocks and are valued both as collector's mineral specimens and as gemstones in jewelry. Their colors result from trace elements like iron, manganese, and chromium, spanning from black and green to pink and multicolored varieties. This raw crystal specimen allows mineral enthusiasts to appreciate the natural integrity and structural beauty of tourmaline before cutting or polishing. Tourmaline's piezoelectric and pyroelectric properties also intrigue mineralogists and collectors.