Clinozoisite is a mineral that belongs to the epidote group and is usually found in metamorphic rocks. Some synonyms for clinozoisite include green zoisite, thulite, and pink thulite. Green zoisite is a green-colored variety of clinozoisite that is often used in jewelry making. Thulite is a pink or reddish variety of clinozoisite that is often found in Norway and used as a decorative stone. Other synonyms for clinozoisite include clinothulite and clinoepidote. These minerals have similar chemical compositions and crystal structures to clinozoisite, but may have slightly different physical properties.