Explore Mineral
| Name: | Gypsum Gp |
| Specimens in Collection: |  #217: Gypsum var. Selenite / Clay Inclusion Durango, Mexico  #371: Gypsum var. Selenite  #546: Quartz / Gypsum Chella, Valencia, Spain  #712: Galena / Gypsum / Sphalerite Brownley Hill Mine, Nenthead, Cumbria, United Kingdom  #839: Gypsum Red River Floodway, Winnipeg, Manitoba, Canada  #1246: Romanèchite epi. Gypsum / Aragonite Lavrion Mining Dist., Lavreotiki, East Attica, Greece  #1524: Gypsum var. Selenite Laguna Del Rey, Ocampo, Mexico |
| IMA Chemistry: | Ca(SO4)·2H2O |
| Chemistry Elements: | The mineral Gypsum contains elements: Calcium (Ca) Sulfur (S) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | unknown |
| Year First Published: | 0 |
| IMA Status: | Approved,Grandfathered |
| Status Notes: | Mineral name has been known since antiquity and predates any formal descriptive publication |
| Structural Group Name: | Gypsum |
| Fleischer's Group Name: | |
| Crystal Systems: | monoclinic |
| Oldest Known Age: | 4700 Million Years Ago |
| Mohs Hardness: | 1.83 |
| Diaphaneity: | 2.0 |
| Specific Gravity: | 2.32 |
| More Info: | Search Wikipedia: Gypsum (Wiki) Search Mindat: Gypsum Search Web Mineral DB: Gypsum |
Data appearing on this page is derived from the IMA Database of Mineral Properties. Not all properties are applicable to or available for all minerals.