Ruby Zoisite PASSION | BALANCE | VITALITY Ruby Zoisite is a healing stone both physically and emotionally. It enhances stamina and vitality, leaving one feeling energized. It also helps with individuality and independence in relationships. This listing is for ONE (1) Ruby Zoisite 20mm Heart. Approximate weight: .1 -.16oz Approximate dimensions: (20mm) .7" x.7" x .2" Please note, stones are natural and WILL vary in precise size, shape, color, pattern, etc., and may not exactly match photo.