| Diogenite | |
|---|---|
| — Group — | |
 The Johnstown Diogenite. | |
| Type | Achondrite |
| Structural classification | Igneous rocks of plutonic origin |
| Class | Asteroidal achondrite |
| Clan | HED |
| Parent body | 4 Vesta |
| Composition | Primarily magnesium-rich orthopyroxene, a little plagioclase & olivine |
| Total known specimens | ~40 |
 Tatahouine, diogenite | |
Diogenites are a group of the HED meteorite clan, a type of achondritic stony meteorites.