Purple Aragonite Specimen from Minglanilla, Spain DX3504 prepona but gem-quality minerals such as

but gem-quality minerals such as heliodor and topaz only became known to the wider collector market in the late 20th century

Charoite is considered a stone of endurance and perseverance

000 thousand years ago

Dimensions: 35 x 27 x 3 mm

Dimensions: 9

Purple Aragonite Specimen from Minglanilla, Spain DX3504 prepona but gem-quality minerals such asThis Spanish aragonite specimen has a lovely purple color in the center of the crystals and fades abruptly to an opaque white at the ends. It is fluorescent, and phosphorescent, under a long wave UV light (shown in the last photo). Aragonite is a mineral that belongs to the carbonate group, and it's known for its distinct crystal structure and beautiful array of colors. Chemically, it's composed of calcium carbonate (CaCO), the same compound found in