So far on Larvakite i got .It is mined in norway. it helps relieve a depressive state of mind and puts you in a more positive state of mind. It is said to protect the aura. Relieves insecurity and apprehension and brings the understanding required to realize and achieve the destiny of this life. It also can help to provide clarity to inner sight. Helps with blind faith, aligns all chakras,seals energy leaks as well as a good grounding stone.
Can help with past life work. It has a tron connection with the Earth's energies and is good with elemental magic and nature spirits. It is said to help with vitality and youth.

I bought one at a Ren Faire in 2005.helped feel calmer and helped ease the work environment.

it comes from Norway.