FLUORITE – Transparent Crystals with Purple & Blue Cloud Inclusions, Shangbao Mine, China

Excellent natural specimen of Fluorite from the legendary Shangbao Mine, Leiyang County, Hunan Province, China — one of the most celebrated and sought-after fluorite localities in the world.

The specimen displays multiple completely transparent, gem-clear cubic crystals, featuring striking purple and blue cloud-like inclusions suspended within, giving each crystal a soft, luminous depth. The cube edges show natural beveling, a signature trait of this locality, giving the crystals a rounded, almost sculptural appearance despite being entirely natural.

The Shangbao Mine is now largely depleted and no longer in active commercial production — specimens of this clarity and color are becoming increasingly difficult to find, which continues to raise their value among collectors year after year.

A truly spectacular, display-worthy specimen from one of China's most iconic and increasingly scarce mineral localities, ideal for serious collectors.

Fluorite is a calcium halide mineral (calcium fluoride) that at Shangbao formed within hydrothermal veins rich in quartz, calcite, dolomite and sulfides such as pyrite, allowing for the slow, well-ordered crystallization that produced this locality's characteristic sharp cubic crystals.

The naturally beveled edges seen on these crystals are a cube modified by the rhombic dodecahedron — a classic combined crystal form where the cube faces {100} are joined by smaller, inclined dodecahedral faces {110} along the edges. This growth pattern is what gives the crystals their softened, rounded-edge appearance despite the underlying cubic (isometric) symmetry, and is a well-documented, recognizable trait of Shangbao Mine fluorite.

The purple and blue cloud-like inclusions visible in this specimen are linked to color centers within the crystal lattice — structural defects connected to trace element content and natural radiation exposure over geological time — with color intensity and hue shifting depending on conditions during each growth phase.

Fluorite is also the mineral that gave its name to the phenomenon of fluorescence. Material from the Shangbao Mine is particularly well documented for displaying a vivid blue or purple glow under both short-wave and long-wave ultraviolet light, caused by trace activator elements such as europium trapped within the crystal lattice.

• Formula: CaF₂
• Mineral class: Halides
• Crystal system: Isometric (Cubic)
• Crystal habit: Cube modified by rhombic dodecahedron, transparent, in cluster form
• Formation: Hydrothermal veins with quartz, calcite, dolomite and sulfides
• Key chemical elements: Calcium (Ca), Fluorine (F)
• Color: Transparent with purple and blue cloud-like inclusions
• Fluorescence: Well documented for this locality (typically vivid blue/purple under UV); recommend verifying under a UV lamp for this specific piece
• Locality status: Mine largely depleted / no longer in active commercial production

The Shangbao Mine, originally developed as a tungsten operation in the mid-20th century, only later became famous among mineral collectors for its exceptional fluorite. Commercial mining has now largely ceased, meaning no significant new material is entering the market — making existing high-quality specimens like this one progressively rarer and more valuable over time.

The naturally beveled, stepped edges seen on these cubic crystals form through subtle variations in growth rate across different crystal faces — a completely natural process, not a form of cutting or polishing.

In crystal healing traditions, Fluorite is regarded as a stone of mental clarity, focus and protection from confusion. It is traditionally kept by those seeking help to organize their thoughts, filter out distractions and approach decisions with a calmer, more structured mind. This specimen, formed within the renowned Shangbao Mine in China, is also associated with discernment and a steady sense of purpose.

The interplay of purple and blue cloud-like inclusions in this piece is linked to both intuitive insight and calm, clear communication. The violet tones are said to support reflection and inner vision, while the soft blue hues encourage a peaceful, focused state of mind, making this transparent crystal a popular choice for study and meditation spaces.

These interpretations are not scientifically proven.

Chakra: Solar Plexus, Third Eye

Photos: All photographs are taken under professional lighting conditions to accurately highlight crystal structure, color and detail. However, slight variations in tone and appearance may occur depending on screen calibration and ambient lighting conditions.

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Multiple purchases can be consolidated into a single shipment, including items from different auctions or separate orders, by simply contacting us to arrange combined shipping. For high-value specimens, direct delivery by appointment is also available, either at home or at major European mineral shows and fairs.