Prehnite Green Heart Faceted Natural Beads Size:10MM It is said to be

It is said to be effective for insomnia

Black Spinel crystals are known for their action to stimulate inspiring thought and may help you to release any built up anger

but it can be bottle green

stones with an orangish brown to a reddish brown color are preferred by many people

and treat fevers

Prehnite Green Heart Faceted Natural Beads Size:10MM It is said to bePrehnite is a calcium aluminium silicate hydroxide that belongs to the Phyllosilicate sub class of minerals. Its crystal system is orthorhombic. It usually occurs in massive, botryoidal, granular or stalactitic habits, but can also (rarely) form prismatic, pyramidal or tabular crystals. The colour is usually pale green and yellow green, but it can be bottle green, yellow, white, grey or colourless. Prehnite it translucent to transparent with a