Accueil >  Term: cryptovolcanic structure
cryptovolcanic structure

A circular structure lacking evidence of shock metamorphism or of meteorite impact and therefore presumed to be of igneous origin, but lacking exposed igneous rocks or obvious volcanic features; a rock structure produced by concealed volcanic activity. Preferred term: cryptoexplosion structure.

0 0

Créateur

  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 points
  • 100% positive feedback
© 2024 CSOFT International, Ltd.