Ground water carrying dissolved silica is forced into the porous area of rocks, rapid coding occurs causing formations of very fine microcrystalline quartz on the surfaces or in cavities of rocks. Sometimes clear crystals form on previously deposited minerals. Some minerals found in this form are: pyrite, hematite, malachite, chrysocolla and carnelian.
Balances the energy of mind, body and spirit; improves intuition; balances irritability and alleviates hostilities.
2.5 million years ago, elementary tools were fashioned by primitive man.