cryptoexplosion features  search
NTshatter cones
UFcryptoexplosion structures
 features, cryptoexplosion
RTgeomorphology
 impact features
 craters
 impact craters
 meteor craters
 planar deformation features
 explosions
 suevite
 Charlevoix
 cratering
 impacts
 impactite
 Manicouagan Crater
 shock metamorphism
 zhamanshinite
SNBefore 1973, also search cryptoexplosion structures. Used for structures formed by the explosive release of energy, that exhibit intense rock deformation, and that show no obvious genetic relation to volcanism, tectonics, or meteorite impact.