- East Kramer Mining District
- East Kramer Borate area (East Kramer Colemanite area)
- Kramer Junction (Beecher's Corners; Beechers Corners; Four Corners)
| Skinner, B.J., Erd, R.C., Grimaldi, F.S. (1964) Greigite, the thio-spinel of iron, a new mineral. American Mineralogist: 49: 543-555. |