Buried beneath the surface of Sage Mountain Center is a foundation of granite and crystal. Above the earthen surface are magnificent rock formations of magical scale and form. Our lives here have been embedded within these formations that are a part of the little known 75-million-year-old Boulder Batholith of North America.The Boulder Batholith is a relatively small batholith in southwestern Montana. A batholith is a mass of plutonic rock larger than 100 square kilometers (40 square miles) in area, which forms from cooled magma deep in the Earth's crust. The Batholith was named for the prominent rounded boulders that typify...