Beautiful 12 Pyrites chrystals on matrix from the Victoria Mine, Navajun, Spain

Navajún Pyrite Crystals

Location:
The pyrite comes from the Ampliación a Victoria Mine, near the village of Navajún in the La Rioja region of Spain. This mine is unique because it produces exceptionally large, sharp, and geometrically perfect cubic crystals.

Geology & Formation:

• These pyrite crystals formed about 130–110 million years ago, during the Early Cretaceous, within a marlstone and shale sedimentary matrix.
• Pyrite (FeS₂) crystallizes in the cubic system, but in most places, the cubes are distorted or fused with other minerals. In Navajún, the chemical conditions were so stable and ideal that the crystals grew into textbook-perfect cubes — some up to 20 cm across!
• The crystals are often found loosely embedded in a soft, easily split matrix, making extraction possible without breaking the sharp edges.

What makes them special:

• Their edges can be incredibly sharp — the geometry looks almost man-made, but they’re entirely natural.
• The surfaces often show beautiful striations (fine grooves) typical of pyrite’s crystal habit.
• Their metallic gold luster and flawless form make them popular with collectors and museums worldwide.

Symbolic & Metaphysical Uses:
In crystal lore, pyrite is often associated with protection, abundance, and confidence — it’s sometimes called “Fool’s Gold” but is prized for its energy and beauty. The perfect cubes from Navajún are also seen as symbols of Earth’s geometric perfection.

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