Chonolith

A chonolith is an igneous rock intrusion of irregular shape. A chonolith has a demonstrable base, which is absent in other types of irregularly shaped intrusions (batholiths, stocks and bosses).[1]

Examples are:

References

  1. Lahee, F. H. (1961) Field Geology, 6th edition, McGraw-Hill, page 143
  2. Ketner, K. B. et al., (1998) An Outline of Tectonic, Igneous, and Metamorphic Events in the Goshute-Toano Range Between Silver Zone Pass and White Horse Pass, Elko County, Nevada: A History of Superposed Contractional and Extensional Deformation, U.S. Geological Survey Professional Paper 1593, page 10.
  3. Seat, Z. et al. (2007) Architecture and emplacement of the Nebo–Babel gabbronorite-hosted magmatic Ni–Cu–PGE sulphide deposit, West Musgrave, Western Australia, Mineralium Deposita, volume 42 pages 551-581, DOI: 10.1007/s00126-007-0123-9
  4. Yakubchuk, A. and Nikishin, A. M. (2004) Noril’sk–Talnakh Cu–Ni–PGE deposits: a revised tectonic model, Mineralium Deposita, volume 39, pages 125-142, DOI: 10.1007/s00126-003-0373-0
  5. Folinsbee, R. E. et al. Chinkuashih - a Gold-Pyrite-Enargite-Barite Hydrothermal Deposit in Taiwan in Doe, B.R. and Kingsley Smith, D. (editors) (1972) Studies in Mineralogy and Precambrian Geology, Geological Society of America Memoir 135, page 333.
  6. Muffler, L. J. P. (1962) Forcible Emplacement of Epizonal Plutons in the Cortez Mountains, North-Central Nevada in Abstracts for 1962, Geological Society of America Special Paper 73, page 208.
  7. Dings, M. G. and Robinson, C. S. (1957) Geology and Ore Deposits of the Garfield Quadrangle, Colorado, U.S. Geological Survey Professional Paper 289, page 24.
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