Greenstone belts are A- The preserved remains of Hadean/Archean subduction complexes B- Archean ribbon-like stromatolites C- Archean shield volcanoes D- Proterozoic banded iron formations

(Q010) Rodinia, Pannotia, and Pangaea are all names ofGroup of answer choicessupercontinents.orogenies that occurred on the eastern margin of North America.geologic time periods.extinct marine organisms.

The two tectonic models postulated for greenstone belt evolution are..... A- intercontinental rift, back are basin B- Subduction, mid-ocean ridge C-continent/continent collision, intracontinental rift D- back-arc basin, continent/continent collision

The Archean rocks of the shields are primarily of two types: A- Igneous and sedimentary B- Gneiss terrains and greenstone belts C- Basalt and granite D- Sandstone and shale

Sedimentary rocks originate:in magma chamberswithin the Earth's crustinside volcanoesat the Earth's surfaceat the bottom of oceans

Rhyolitic magmas are:Selected answer will be automatically saved. For keyboard navigation, press up/down arrow keys to select an answer.amafic in compositionbcharacterize the magma that erupts at mid-ocean ridgeschigh in silica contentdform at around 800°CeC and D