Edingtonite is a rare mineral that was first discovered in Scotland. It belongs to the zeolite group of minerals and has a distinct pinkish-red color. As a rare mineral, there are not many synonyms for Edingtonite. However, some minerals come close in appearance and chemical composition like Eudialyte, Natrolite, and Prehnite. Eudialyte is a rare mineral that is found in alkaline igneous rocks and is also known for its pink and red coloration. Natrolite is a white to colorless mineral that is found in volcanic rocks and is known for its needle-like crystals. Prehnite is a green to yellow mineral that is found in igneous and metamorphic rocks and has a similar crystal structure to Edingtonite.