
Signature Specimen: The Gabriel Copper At the A. E. Seaman Mineral Museum of Michigan Technological University
Signature Specimen: The Gabriel Copper At the A. E. Seaman Mineral Museum of Michigan Technological University View Article

Signature Specimen: The Gabriel Copper At the A. E. Seaman Mineral Museum of Michigan Technological University View Article


Signature Specimen: Fluorite From the Erongo Mountains, Namibia, At the Perot Museum of Nature and Science, Dallas, Texas View Article

Connoisseur’s Choice: Brazil-Twinned Quartz, Pé da Serra Quartz Farm, Joaquim Felício, Minas Gerais, Brazil View Article

Six Ways to Recognize Dauphiné Twinning in Quartz View Article

Signature Specimen: Variscite, Little Green Monster Mine, Clay Canyon, Utah, at the Gillespie Museum (an Earth and Environmental Science Museum),

Signature Specimen: Hemimorphite Pseudomorph after Calcite, Joplin Ore Fields, Missouri, at the Carnegie Museum of Natural History View Article

Phoenix Collecting Couple: Willian H. Wilkinson and Pamela A. K. Wilkinson View Article

Formation Conditions of Elbaite/Fluor-elbaite in Emmons Pegmatite, Oxford Co., Maine View Article

Characterization of the Plumbago North Pegmatite. View Article
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