References
- Foord , E. E. , Hlava , P. F. , Fitzpatrick , J. J. , Erd , R. C. and Hinton , R. W. 1991 . “ Maxwellite and squawcreekite, two new minerals from the Black Range tin district, Catron County, New Mexico, U.S.A. ” . In Neues Jahrbuch für Mineralogie, Monatshefte 363 – 84 . Heft 8