Minerva No. 1 masterpiece

Minerva No. 1 masterpiece…

This is Illinois fluorite at its absolute finest.

A massive translucent cube glowing with a rich honey-gold core, wrapped in soft lavender-blue zoning and packed with intricate phantom-like cubic architecture suspended within. Hold it to the light and an entire city of fluorite appears inside—layer upon layer of stepped cubes frozen in time millions of years ago.

The color combination is pure Cave-In-Rock magic. Smoky violet edges fade into warm champagne and golden amber tones, creating incredible depth and an almost stained-glass effect when backlit. Every face reveals new internal landscapes, making it impossible to stop turning in your hands.

Minerva No. 1 material has long been considered some of the most iconic fluorite ever recovered, and specimens with this level of transparency, zoning, and internal complexity are exactly why. Geological perfection with world-class collector appeal.

Fluorite
Minerva No. 1 Mine
Cave-In-Rock Sub-District
Hardin County, Illinois, USA

A window into one of the greatest fluorite districts on Earth.