| Ellenbergerite | Fe2+-Ti4+ | Chopin and Langer (1988) |
| Emerald (see beryl) | ||
| Epidote | Fe3+ | Taran and Langer (2000) |
| Petrusenko et al (1992) | ||
| Burns (1970a) | ||
| Burns and Strens (1967) | ||
| Marfunin et al. (1967) | ||
| White and Keester (1966) | ||
| tawmawite | Cr3+ | Platonov (1976) |
| Burns (1970a) | ||
| piemontite | Mn3+ | Smith et al. (1982) |
| Langer and Abu-Eid (1977) | ||
| Abu-Eid (1976) | ||
| Burns (1970a) | ||
| Burns (1970a) | ||
| Erythrite | Co2+ | Faye and Nickel (1968) |
| Euclase | Fe, IVCT | Stocklmayer (1998) |
| Mattson and Rossman (1987a) | ||
| Eudialyte | Fe2+ | Pol’shin et al. (1991) |
| Pol’shin et al. (1987) | ||
| Eveite | Mn3+ | Hålenius and Westlund (1998) |