Carved Aragonite Skull / 45-55mm AVG - QTY 1 Menu Museum Ammonites were spiral-shelled animals that

Ammonites were spiral-shelled animals that lived hundreds of millions of years ago

Purple Agate Star on Metal Base

" because in its raw form it is very easy to mistake it for other minerals

quartz formed slowly within pockets in the rock over millions of years

altering the color

Carved Aragonite Skull / 45-55mm AVG - QTY 1 Menu Museum Ammonites were spiral-shelled animals thatQuantity: 1 piece Average size range: 45 to 55 millimeters Aragonite as a crystal can be found in a surprising number of places. While most aragonite is mined from veins of metamorphic rock, it can also be found inside mollusk shells and on coral growths, and it is widely used when recreating reef conditions for aquariums. While most aragonite is brown or orange in color, white aragonite is also fairly common.