Alabaster (Variety of Gypsum)

Dyed Alabaster Egg, Florence, Italy
Sample 554

Chalcanthite

Chalcanthite, Magdalena, New Mexico
Sample 2891

Honessite

Honessite in 1 1/4" geode, Halls Gap, Kentucky
Sample 738 (DISPLAY CASE)

Langbeinite

Langbeinite
Sample 781C

Linarite

Linarite with Malachite, Hansonurg District, New Mexico
Sample 459

Polyhalite

Polyhalite
Sample 781B

Selenite (Variety of Gypsum)

Selenite Crystal Cluster, Jet, Oklahoma
Sample 426

Curved Selenite Crystal, Chihuahua, Mexico
Sample 609 (DISPLAY CASE)

Selenite crystal slab, Lake Meade area, Nevada/Arizona border
Sample 728

Selenite on Calcite & Limestone, Lehigh Quarry, Mitchell, Indiana
Sample 2780

Selenite crystal cluster, Crystal, Minnesota
Sample 2833

Selenite crystal, Alamoso, New Mexico
Sample 2834

Selenite Rose, St. David, Arizona
Sample 2862

Selenite crystal, Mitchell, Indiana
Sample 2887