Green Fluorite Cubic Crystal – Yaogangxian Mine, Hunan, China

Fluorite, known for its vibrant color zoning, originates from the renowned Yaogangxian Mine in Chenzhou, Hunan, China. This mine is well-regarded among mineral collectors for producing high-quality fluorite specimens that often feature distinct color banding and complex crystal formations. The specimen exhibits the cubic crystal system typical of fluorite, with well-defined edges and smooth faces that reflect its vitreous luster. Its chemical formula, CaF₂, highlights its classification as a halide mineral.

Displaying a range of colors from deep purples to lighter greens and yellows, this specimen’s color zoning is particularly striking, showcasing the natural growth patterns within the crystal. The translucency varies across the piece, allowing light to pass through some areas while others remain more opaque, adding depth and visual interest. With a Mohs hardness of 4, fluorite requires careful handling to avoid scratches or damage, making it best suited for stable display environments.

Collectors value fluorite from the Yaogangxian Mine for its combination of vivid coloration and well-preserved crystal form, making this specimen a notable addition to any collection. To maintain its appearance, it is advisable to avoid prolonged exposure to direct sunlight, as fluorite’s colors can fade over time. Dusting gently with a soft brush will help preserve the specimen’s natural beauty without risking surface damage.

Yaogangxian tungsten mine, Hunan, China — premier modern source of collector-grade fluorite with quartz overgrowths and purple windows.