tripolite - uncovering coal seam
- true amplitude section
- true ash
- true ash content
- true chalk
- true cleavage
- true closure
- true depth
- true dip
- true downthrow
- true dynamite
- true fault
- true fissure vein
- true fold
- true formation temperature
- true glacier
- true green interval
- true ground speed
- true optic angle
- true pollack
- true residual oil saturation by gas displacement in a gas-oil system containing the irreducible water saturation
- true ruby
- true tectonite
- true thickness
- true vertical depth
- true vertical depth log
- true-amplitude imaging
- true-amplitude signal recovery
- true-amplitude time section
- truffite
- trug
- trumpetfish
- truncate
- truncated
- truncated landform
- truncated upland
- truncation
- trunk
- trunk channel of mineralization
- trunk conveyer
- trunk glacier