Chiastolite (Andalusite, Cross Stone)... Chiastolite is a brown variety of Andalusite which contains a black cross. The name Chiastolite derives from the Greek chiastos meaning "cross marked". Chiastolite has been used since ancient times for protection. Chiastolite is a stone of balance and harmony. It can help with mental / emotional balance, stability, enhancing problem solving, adapting to change, memory, and ability to see all sides of a problem. Some uses of Chiastolite include: Psychic protection, Grounding, Strengthen any chakra, overcome feelings of loneliness, isolation or depression, Gateway to mysteries, & enhances the energy of prosperity stones. Healing with Chiastolite: Use Chiastolite to lessen fevers, rheumatism, balance the immune system, fortify nerves, blood disorders, veins, blood circulation, balance of blood pressure (high or low), and increase lactation in nursing mothers. Chiastolite is associated with the sacral and root chakras.