Yaogangxian Mine, China

Indigo Fluorite Cube on Quartz Druse, Yaogangxian

SKU · V7YNyMnUr3qK4JrH
$55.00
Free worldwide shipping over $38

One deep indigo fluorite cube, its front face stepped in shallow terraces and crossed by a white patch of quartz, with a paler lavender cube half-buried beside it. Both sit on a bed of small glassy quartz crystals banked with dark green chlorite. Yaogangxian, Hunan. 30 g.

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Authenticity guaranteed
Hand-examined + numbered
Worldwide shipping
Insured tracked delivery
Display-ready
Acrylic base included
14-day return
No-questions return window

Specimen details

MineralFluorite
LocalityYaogangxian Mine, China
Crystal systemIsometric
Chemical formulaCaF₂
Dimensions4.1 cm × 3.8 cm × 2.0 cm
Weight30 g
ColorPurple
SizeMiniature (up to 2 inches / up to 5 cm)
SpeciesFluorite
ConditionNo damage on display faces

Tags

Unique Specimensfluoritecollector's itemphantom fluoriteHunanmineral specimenrare mineralsfluorite specimenMineral Enthusiastspurple fluoritegeologycrystal collectionnatural beautyUnder $100Under $250

About this specimen

One deep indigo cube dominates this small Yaogangxian piece — a squared block of fluorite a good centimetre and a half across, its front face stepped in shallow terraces and interrupted by a white patch of quartz that grew over it. A second, paler lavender cube sits half-buried to its left. The rest is a bed of small glassy quartz crystals with dark green chlorite banked in the hollows between them.

Fluorite’s colour has little to do with impurity in the ordinary sense: it comes from defects in the CaF2 lattice, sites where an electron sits where a fluorine ion should be, absorbing light and leaving blue-violet behind. Concentrate those defects and you get the ink-dark corners seen here; thin them and you get the pale lavender of the smaller crystal. At Mohs 4, with perfect cleavage in four directions, fluorite is best lifted by the matrix rather than the cube.

The specimen is 4.1 × 3.8 × 2.0 cm and weighs 30 g, shown in the hand with no base fitted. Photographs are of this exact piece, taken from the display side.

About Fluorite

Fluorite is a halide mineral prized by collectors for its exceptional color range, with several world-class Chinese localities.

Learn more about Fluorite in our encyclopedia

About Yaogangxian Mine

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

More specimens from this locality

Frequently asked questions

Will I receive the exact specimen shown?

Yes. Every specimen is a single, one-of-a-kind piece, and the photographs show the exact item you will receive — never a stock photo.

Is this Fluorite natural?

Yes — specimens like this form naturally. As is standard in the trade, some pieces are gently cleaned or trimmed; we photograph the actual specimen and describe its origin and condition conservatively.

How is it packed and shipped?

Orders ship worldwide with fully insured, tracked delivery, carefully packed to protect fragile crystals. A display base is included.

Can I return it?

Yes — there is a 14-day return window.

What collectors say

★★★★★4.97· Verified reviews
Indigo Fluorite Cube on Quartz Druse, Yaogangxian
Indigo Fluorite Cube on Quartz Druse, Yaogangxian
$55.00