For example, the Miwok and Pomo tribes of Northern California have left thousands of charmstones in the bed of Tolay Lake in Sonoma County. One hears charmstones being indicated by the Shalagram and lingam in the Hindu tradition and by maban in the indigenous Australian tradition. One also finds mention of charmstone in the Vajrayana tradition, where Jigme Lingpa has written a treatise on it’s usage. Charmstones were also used in prehistoric Native American ceremonies for various spiritual purposes such as securing a bountiful harvest.
Today charmstones are popular among certain counter-cultures in the Western society such as the New Age movement. Since the benefits of a charmstone cannot by proven thru usual scienetifc methods, belief in the powers of charmstones is criticized as being baseless and unscientific by scientists and medical professionals.