Results 101 to 110 of about 297,462 (204)

Cochise rocks II

open access: yes, 1981
Image of ...
Walker, Todd
core  

Clastic sedimentary rocks of the Michipicoten Volcanic-sedimentary belt, Wawa, Ontario [PDF]

open access: yes, 1983
The Wawa area, part of the Michipicoten greenstone belt, contains rock assemblages representative of volcanic sedimentary accumulations elsewhere on the shield.
Ojakangas, R. W.
core  

Progress in the Application of Oxygen Isotopes in the Study of Petrogenesis

open access: yesYankuang ceshi, 2013
Since different types of rocks on the earth have different oxygen isotope compositions, they can be used to discuss the origins of various rocks and it has become a powerful tool for studying petrology.
LI Tie-jun
doaj  

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