Black crystals such as hematite, agate, black tourmaline, and onyx, are power crystals that, like some red and scarlet minerals, relieve your fears of physical harm. Each of these crystals should be part of your life. Black is a protective color that actually gives you a sense of power.Click to see full answer. Keeping this in view, what do black rocks mean?Black gemstones correspond to the first chakra, grounding, and protection. They each have different meanings, but many are used for purifying negative emotions, protection from negative energy, and connecting to the Earth through the root chakra.One may also ask, how can you tell if a crystal is black? Black Tektite: When polished, it often has a glassy shine to its surface, but it will have large pock marks. These look like little bubbles that have been popped on its surface. These little craters, or grooves, in the surface of the stone can be small or large. They create a dimpled pattern on the crystal. Additionally, what is the spiritual meaning of black onyx? A powerful protection stone, Black Onyx absorbs and transforms negative energy, and helps to prevent the drain of personal energy. Black Onyx aids the development of emotional and physical strength and stamina, especially when support is needed during times of stress, confusion or grief.What do stones symbolize?The symbolism of stones centers on ideas of endurance, stability, and permanence. They represent the ability to be grounded and connected with the earth. Stones are strong, versatile, and easily accessible.