Schmitt, H.H., Swann, G.A., and Smith, D., 1974, The kimberlite and minettes of Buell Park, Arizona [abs.]: Geological Society of America Abstracts with Programs, v. 6, no. 5, p. 473.
Schmitt, H.H., Swann, G.A., and Smith, D.
Geological Society of America Abstracts with Programs, v. 6, no. 5, p. 473.
Diatreme, Igneous Petrology, Ultramafic, Xenoliths, Volcanic, Buell Park diatreme - Oligocene,