24 Mantra Organic Himalayan Rock Crystals is a wholesome salt sourced from the Punjab region. It is rock salt mined at the Khewra Salt Mine in Khewra, Punjab, which is situated in the foothills of the Salt Range hill system in the Punjab province of the Indo-Gangetic Plain. Mostly it can be said that Himalayan Rock Salt Crystal is very similar to the commonly used table salt but its sodium content is little lower than in table salt.