Pyritized Ammonite, Pleuroceras d67347ed575a06e2c7cd575b244d9183 needing no cutting or polishing

needing no cutting or polishing

about 150 million to 180 million years ago

Fluorite was was mined deep underground with many of the mines over 1

(sometimes referred to as 'orbicular Jasper') is a mineral found in the African Island of Madagascar

some actually grew over 13 feet (4 metres) long

Pyritized Ammonite, Pleuroceras d67347ed575a06e2c7cd575b244d9183 needing no cutting or polishingPyritized Ammonites are considered some of the most collectable type of Ammonite fossil specimens. Iron Pyrite, also known as "Fool's Gold" enters the Ammonites chambers, replacing the animal's structure cell by cell. When the cellular replacement process goes just right, a magnificent fossil specimen such as the one pictured is created. The name Pyrite is derived from the Greek (purits), "of fire" or "in fire," from (pur), "fire. Ammonites are an