Bloodstone, also known as heliotrope. Heliotrope is a Greek word helio, which means Sun, and tropos, which means towards the Sun. This stone represents the power of protection and strength. Bloodstone is a chalcedony mineral, a cryptocrystalline form of silica composed of morganite and quartz. Bloodstone is a green-colored gemstone with red spots on it, and it resembles its name. The impurities in the iron oxide cause red or brown spots, and the green color is caused by amphibole or chlorite minerals found in the green Chalcedony. Bloodstone is a semi-precious and inexpensive gemstone. Generally, Bloodstones are found worldwide.