Come see the sparkle at the new exhibit of gemstones and jewelry on display at Flandrau Science Center & Planetarium! The special exhibit, “A Modern Gem and Jewelry Collection,” brings together a dazzling trove of gems – diamonds, rubies, emeralds, sapphires, and more – alongside exhibits about the science, history, and artistry of gems and gem cutting. Exhibit opens Saturday, February 4, 2016

Welcome to the University of Arizona Mineral Museum

The Museum is dedicated to providing public education and the preservation of minerals and meteorites while also serving the research needs of professionals, students and collectors. The collection is world-wide in scope, but with specific emphasis on minerals from Arizona and Mexico.

Funded through Flandrau Science Center & Planetarium, and sponsored in part by Freeport-McMoRan Copper & Gold, Inc. and the Tucson Gem and Mineral Society

Somewhere In The Rainbow presents A Modern Gem and Jewelry Collection

February 3rd, 2017

The specimens in this exquisite collection of gems, gemstones, and minerals have been specially selected to engage the public with the beauty, science, history and geography of gemstones. Somewhere In The Rainbow, an organization dedicated to expanding public knowledge and appreciation of gemstones, has curated this exhibit in collaboration with the UA Mineral Museum, the […]

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American Mineral Heritage: The Harvard Collection

February 8th, 2016

This new special exhibit, “American Mineral Heritage: The Harvard Collection,” produced by the Mineralogical & Geological Museum at Harvard University (MGMH) in collaboration with the UA Mineral Museum, will debut at the Flandrau Science Center and Planetarium on Saturday, February 6, 2016. The exhibit features an exquisite selection of minerals from Harvard’s collection, the oldest […]

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About Litharge


The mineral litharge, chemical formula PbO, forms when lead ores such as galena oxidize. It gets its name from the Greek word lithargyros, for rock silver, because the mineral was produced when metallurgists separated silver from lead ores. It was first named in 1917, though its existence has likely been known for nearly 2000 years.