The cube shape is associated with the root chakra. Meditating with cubic crystals will help to ground your energy and reconnect you with the powerful energy of the Earth. By placing cubic formations in each of the four corners of a room, you will seal, protect, and ground the energy of your space. Labradorite: Protection, Awareness, Psychic Abilities, Strength, Intuition Black Tourmaline: Purification, Protection, Grounding, Empowerment, Balance Lapis Lazuli: Wisdom, Empowerment, Intuition, Self-Expression, Protection Rose Quartz: Unconditional Love, Emotional Healing, Self-Love, Forgiveness, Peace Smokey Quartz: Grounding, Protection, Transformation, Intuition, Serenity Fire Quartz: Self Esteem, Focus, Grounding, Calm, Energizing