exaggerated estimate standards - far-field data
- extension fracture
- extension hole
- extension in depth
- extension strain
- extension zone
- extensional zone
- extensive clay alteration
- extensive exploration program
- extensive goaf
- extensometer
- extent
- extent of exploration
- extent of the mineralization
- extermination
- external agencies
- external agent
- external cast
- external collapse
- external company
- external eruption
- external factor
- external fluid medium
- external freight turnover
- external furrow
- external incline
- external magnetic field
- external magnetizing force
- external metabolism
- external mould
- external reporting
- external spoil heap
- external spraying
- external subsidence
- external water feed
- externides
- extinct
- extinction
- extinction angle
- extinction coefficient
- extinction of species