Fluorite Mixed on Matrix

Fluorite Mixed on MatrixFluorite is one of the most variable of all crystalline minerals, occurring in shades of blue, green, purple, red and many other colors corresponding to their physical makeup and conditions when the mineral was formed. The name fluorite comes from its use as a flux, or chemical cleaning agent, in iron smelting and other metallurgy. Pure fluorite is clear, but most specimens have vivid color due to various impurities and are often fluorescent. With a

Cerussite contains lead

often including scale and other soft tissue traces against a high contrast laminated limestone slab

from the middle Miocene around 12-16 million years ago

This stunning deep blue cluster of large

Aragonite is an incredibly variable mineral

accentuating the clear sea green of the superb quality crystals

These unique yellow calcite crystals are highly UV reactive and feature fine

From the Upper Ordovician Period - Ashgill Stage - Ktaoua Formation

botryoidal crystal formations

its color formed from the oxidation of copper and it is typically found in spherical (botryoidal) or rounded formations

Harpes (Scotoharpes) Trilobite

creating a striking and colorful contrast