Classic Illinois… elevated by Calcite

Classic Illinois… elevated by calcite.

Some combinations never go out of style.

This beautiful specimen from the legendary Minerva No. 1 Mine pairs richly zoned fluorite with delicate calcite, creating the kind of contrast that has made Cave-in-Rock one of the most celebrated fluorite localities in the world.

As the light moves across the crystal, deep violet edges give way to warm golden honey tones, while the glassy fluorite cubes reveal incredible internal zoning and sharp, stepped growth. The snowy calcite crystals perched above add the perfect finishing touch, giving the specimen both elegance and balance.

Pieces like this are a reminder that the finest Illinois fluorites aren’t just about color—they’re about composition, aesthetics, and the story each crystal tells.

Fluorite with Calcite
Minerva No. 1 Mine
Cave-in-Rock Subdistrict
Hardin County, Illinois, USA

The hunt never stops.