SCIENCE Mineral Specimen Series Genius Stone Fluorite Approximately 25 Pieces In a Plastic Case Power Stone Cleavage Observation Solvent for Metal

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★★★★★★★★★★★ We sell kits that allow you to carry out chemical experiments using real minerals. This series is designed for everyone, from children to the elderly, to enjoy various changes in their experiments! All fluorites emit a pale blue light when heated strongly, and some even fluoresce under ultraviolet light. They come in a variety of colors, including green, purple, yellow, and blue, and are found in cubic and octahedral crystals. Plastic case Case size: Φ68 x 53mm Mineral quantity: Approx. 25 pieces Mineral size: @ approx. 15-20mm It is also known as the "stone of genius" and is popular as a power stone. You can enjoy the beautiful mineral crystals that nature creates. Chemical formula: CaF2 It is said to be the model for the "flying stone" in Laputa: Castle in the Sky. Fluorite is a type of mineral whose main component is calcium fluoride (CaF2). Naturally occurring fluorite is a beautiful mineral that comes in a variety of colors, including green, purple, and pink, depending on the impurities it contains. We sell kits that allow you to carry out chemical experiments using real minerals. This series is designed for everyone, from children to the elderly, to enjoy the various changes in a fun and easy way! All fluorites emit a pale blue light when heated strongly, and some even fluoresce when exposed to ultraviolet light. They come in a variety of colors, including green, purple, yellow, and blue, and crystals are produced in cubes and octahedrons. They are known as the "stone of genius" and are popular as power stones. You can enjoy the beautiful mineral crystals that nature creates. Chemical formula: CaF2 A stone that is said to be the model for the "flying stone" in Laputa: Castle in the Sky Fluorite is a type of mineral, and its main component is calcium fluoride (CaF2). Naturally occurring fluorite is a beautiful mineral that comes in a variety of colors, including green, purple, and pink, depending on the impurities it contains. They are known as the "stone of genius" and are popular as power stones. They have long been an indispensable material as a solvent for refining metals such as iron. *The contents and origin may change due to material availability. Note: We do not accept returns or exchanges due to customer convenience. *The contents and origin of the product may change due to material availability. Plastic case Case size ：Φ68 × 53mm Number of minerals: Approximately 25 pieces Mineral size: Approximately 15-20mm [Example of observation/experiment] Observation of cleavage