Light Blue Twin Fluorite with Phantom – Yaogangxian

Unleash the captivating energy of a light blue twin fluorite crystal, featuring a mesmerizing purple phantom core. Sourced from the renowned Yaogangxian Mine in Hunan Province, China, this exceptional specimen represents one of the world’s premier localities for fine fluorite crystals. The fluorite crystallizes in the isometric system, typically forming well-defined cubic or octahedral shapes, as seen in this twin crystal configuration.

With a Mohs hardness of 4, this mineral is moderately soft, requiring careful handling to preserve its natural surfaces. The crystal exhibits a vitreous luster and gentle translucency, allowing light to softly penetrate and highlight the distinctive purple phantom inclusion within its pale blue matrix. The chemical formula CaF₂ reflects its composition as calcium fluoride, a common but aesthetically varied mineral.

This specimen’s unique twin formation combined with the internal phantom makes it particularly desirable for collectors seeking both aesthetic appeal and mineralogical interest. Its provenance from Yaogangxian, a mine known for producing some of the finest fluorite specimens globally, adds to its collectible value. The natural growth patterns and subtle color zoning enhance its display quality, making it an excellent addition to any gemstone or mineral collection.

To maintain the specimen’s integrity, avoid exposure to strong acids or prolonged direct sunlight, which can alter fluorite’s color. Handle with care to prevent scratches due to its relatively low hardness.

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