Prehnite 9x13mm Long Faceted Heart Bead - 15-16 Inch Stone Type_Apatite Opal is a natural gemstone

Opal is a natural gemstone made from silica mineral and 90% are found in Australia

in the Karakoram mountain range of Pakistan

The most common colour of aventurine is green

It is believed that the melding of these two stones creates a powerful healing energy

and beads per strand counts may vary slightly from what is shown

Prehnite 9x13mm Long Faceted Heart Bead - 15-16 Inch Stone Type_Apatite Opal is a natural gemstonePrehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South Africa in 1774. Prehnite is translucent to transparent, in colors from light green to yellow green to olive, with occasional inclusions of Black Tourmaline that crisscross the stone in fibrous patterns. It is a phyllosilicate composed of silicon, calcium and aluminum with trace amounts of iron.