Name/Title
SeleniteEntry/Object ID
78.63.273 A&BDescription
Chemical Composition: CaSO4-2H2O
Crystal System: Monoclinic System
Description: Common Name: Selenite (Gypsum)
Group Name: Sulfates
Chemistry: CaSO4-2H2O
Location: Oklahoma
Description: Two crystal clusters of "Hair glass Selenite" (Gypsum) from Oklahoma. Colors: One
is tan and one is grey and white. Both have thin bladed crystals with textured surfaces. Pieces
vary in size.Collection
Delmar Smith Crystal CollectionDimensions
Width
3-1/2 inDepth
1/2 inLength
2-1/4 inDimension Notes
Dimension taken at widest pointsLocation
Location
Display Case
DS-5Room
Delmar Smith HallBuilding
Crater Rock MuseumCategory
ExhibitMoved By
Jillian Mather KettleyDate
August 26, 2025Notes
Piece A is currently on display in the Sedimentary case in Delmar Smith hallLocation
Shelf
CS-E-1Room
Curation StorageBuilding
Crater Rock MuseumCategory
StorageMoved By
CuratorDate
February 23, 2024