east dip - enantiomorphous
- effervescence
- effervescent springs
- effervescent test
- effervescing clay
- efficiency
- efficiency of blast
- efficiency of gas drainage
- efficiency of the blast
- effloresce
- effloresced
- efflorescence
- efflorescent ore
- efflorescing
- effluent
- effluent lava flow
- effluent seepage
- effluent stream
- effluent-impounded body
- efflux
- effluxion