| Alpersite | |
| Imasymbol: | Aps |
| Color: | Blue, pale blue, whitish, turquoise |
| Fracture: | Irregular/Uneven |
| Tenacity: | Brittle |
| Mohs: | 2.5 |
| Luster: | Vitreous |
| Streak: | White |
| Diaphaneity: | Transparent |
| Gravity: | 1.820 |
Alpersite (IMA symbol: Aps[1]) is a magnesium copper sulfate mineral with the chemical formula . It is named after United States Geological Survey geochemist Charles N. Alpers and was first described in 2006.[2]