by LAUF, ROBERT, J, MARKUNAS, ROBERT, J, JOHNSON, ARVID, C, BIBLE, DON, W
Year of Publication 15.01.1997

by STINTON; DAVID P, LACKEY; WALTER J, LAUF; ROBERT J
Year of Publication 01.07.1986

by MARKUNAS; ROBERT J, BIBLE; DON W, JOHNSON; ARVID C, LAUF; ROBERT J
Year of Publication 28.05.1996

by ROBERT J LAUF, LARRY T THIGPEN, ARVID C JOHNSON, DON W BIBLE
Year of Publication 23.10.1995

by ROBERT J LAUF, ARVID C JOHNSON, DON W BIBLE, ROBERT J MARKUNAS
Year of Publication 23.10.1995

by LAUF, ROBERT, J, THIGPEN, LARRY, T, BIBLE, DON, W, JOHNSON, ARVID, C
Year of Publication 12.10.1995

by LAUF, ROBERT J, JOHNSON, ARVID C, BIBLE, DON W, THIGPEN, LARRY T
Year of Publication 12.10.1995

by LAUF, ROBERT J, MARKUNAS, ROBERT J, JOHNSON, ARVID C, BIBLE, DON W
Year of Publication 12.10.1995

by LAUF, ROBERT, J, MARKUNAS, ROBERT, J, JOHNSON, ARVID, C, BIBLE, DON, W
Year of Publication 12.10.1995

by MCMILLAN; APRIL D, ALIM; MOHAMMAD A, MAHAN; GERALD D, BARTKOWIAK; MIROSLAW, LAUF; ROBERT J, MODINE; FRANK A
Year of Publication 29.12.1998

by TRIVELPIECE; ALVIN W, AKERMAN; M. ALFRED, HAMBY, JR.; CLYDE, LAUF; ROBERT J
Year of Publication 17.05.1994

by BOND; WALTER D, ARNOLD, JR.; WESLEY D, LAUF; ROBERT J
Year of Publication 14.12.1993

by AKERMAN; M. ALFRED, HAMBY, JR.; CLYDE, SEALS; ROLAND D, LAUF; ROBERT J
Year of Publication 07.09.1993

by BOND; WALTER D, ARNOLD, JR.; WESLEY D, LAUF; ROBERT J
Year of Publication 27.07.1993

by BOND; WALTER D, ARNOLD, JR.; WESLEY D, LAUF; ROBERT J
Year of Publication 05.11.1991

by DAVID P. STINTON, WALTER J. LACKEY ET ROBERT J. LAUF
Year of Publication 04.04.1986

by Hawthorne, Frank C, Cooper, Mark A, Grice, Joel D, Roberts, Andrew C
Published in The Mineralogical record (01.12.2002)