Many people nowadsays believe in the spiritual agents of rocks. And they have a few bibical passages to back up that religious concept.
1 Corinthians 10:4 And all drank the same spiritual drink, for they were
Gold and silver have always been import to religions for their sacred value such as in that biblical qoute where the Lord told a prophet "The Gold in mine, sayth the Lord".
But what is popular now are the crystals and many gems, and "birth stones". All of which believers feel have special powers.
Ask About A Gemstone - Spiritual and Healing Properties of Crystals and Gemstones CRYSTALMASTER - ANCIENT HEALING STONES AND CRYSTALS
I posted this because some people think that spiritual identies just involve living things like plants, animals, or humans. (aliens?).
Then we have ancient crystal skull carvings that cannot be duplicated by modern technology.
World Mysteries - Crystal Skulls