Prehnite
Prehnite can be found in various forms from botroidal, globular, granular and compact but it is seldom found in crystal form. Colour varies from transparent, white, yellow, yellow-green and it has a pearly lustre.
Chemical Formular : 2Si3O10(OH)2
Hardness : 6-6.5 on the Mohs Scale
Crystal System : Orthorhombic
Crystal Uses : Strengthens life force and increases energy