barricade - benefication
- basaltic jointing
- basaltic lava
- basaltic layer
- basaltic magma
- basaltic parting
- basaltic structure
- basaltic tuff
- basaltic wacke
- basaltiform
- basaltine
- basaltite
- basaluminite
- basanite
- basanitoid
- basanomelan
- base
- base adjustment
- base bullion
- base camp
- base case reserves
- base channel
- base charge
- base course
- base direction
- base discordance
- base exchange
- base exchange capacity
- base length
- base level
- base level of denudation
- base level of deposition
- base level of stream
- base line
- base map
- base mark
- base metal
- base metal anomalies
- base net
- base of low-velocity layer
- base of reservoir map