Grossular garnet, often simply referred to as grossular, is a variety of garnet, which is a group of silicate minerals known for their diverse range of colors. Grossular garnet is unique in that it is typically green, although it can also appear in shades of yellow, brown, orange, or even rarely, in reddish tones. The green color is caused by the presence of chromium and iron within the crystal structure.

Key characteristics of grossular garnet include its vitreous to resinous luster and its transparency to translucent nature. It is often used in the creation of gemstones, cabochons, and faceted jewellery, and it is appreciated for its attractive green hues.

Metaphysically, grossular garnet is an excellent stone for healers and crystal healers as it helps to block negative energy. Grossular garnet is a form of green garnet and is believed to help in removing toxins from the body and in treating disorders of the heart and lungs.