is an unusual and rare CO2-driven cold water geyser that is depositing a colorful mound of travertine. Furthermore, it’s the result of an improperly abandoned oil/gas exploration well immediately south of Green River, Utah, and it periodically erupts on 8 and 22 hour-long cycles that are poorly understood.
Here’s an interesting technical reference about this unusual feature: GEOSIGHTS: CRYSTAL GEYSER, GRAND COUNTY, UTAH.