Mineralogy

Bixbyite, (Mn,Fe)2O3, with fluorite, CaF2
Thomas Range, Juab County, Utah
Gift of Mr. and Mrs. Tony Ladakis
UMNH.MC.3877

Scolecite, Ca(Al2Si3)O10.3H2O with apophyllite-(KF)
Nasik, Maharashtra State, India
Gift of Lorin K. Pugh
UMNH.MC.3861

Spessartine garnet, Mn3Al2(SiO4)3
Conselheiro Pena, Brazil
Gift of Lorin K. Pugh
UMNH.MC.3871

Barite, BaSO4, with calcite
Elk Creek, Meade County, South Dakota
Gift of Lorin K. Pugh
UMNH.MC.3863

Quartz variety Smoky Quartz, SiO2
Minas Gerais, Brazil
Gift of Merlin J. Norton
UMNH.MC.0021, Buranek Collection

Colemanite, Ca2B6O11.5H2O
Boron, California
Gift of Merlin J. Norton
UMNH.MC.0265R, Buranek Collection

Calcite, var. manganocalcite, CaCO3
Pachapaqui, Ancash, Peru
Gift of Lorin K. Pugh
UMNH.MC.3870

Okenite, CaSi2O4(OH)2.H2O
Bombay area, Maharashtra State, India
Gift of Lorin K. Pugh
UMNH.MC.3862