Ocean Blue Fluorite from Minerva Mine, Illinois, USA Specimen - Height: 12 cm - Width: 8.5 cm- 200 g - (1)

Fluorite is a colorful mineral widely admired for its vibrant hues and crystalline formations. The Ocean Blue Fluorite from Minerva Mine in Illinois presents a striking example of this mineral, renowned for its exceptional clarity and deep blue color reminiscent of ocean waters. Fluorite forms in cubic or octahedral crystals and is composed of calcium fluoride, notable for its fluorescence under ultraviolet light. The Minerva Mine is a famous locality among mineral collectors, known for producing high-quality fluorite specimens with vivid coloration and sharp crystal faces. These minerals attract both geologists and collectors due to their beauty and their utility as a source of fluorine. Beyond its scientific interest, fluorite is used in the manufacture of lenses and in various industrial applications.