Examples of Archean in a sentence
During deformation, the sill behaved as a competent unit enclosed within more ductile rocks, thus representing the classic competency contrast condition present in many Archean lode gold camps.
The Indin Lake Greenstone Belt remains one of the few underexplored historic Archean gold camps in Canada.
Review of Operations During the twelve months to 30 June 2017, Stellar Resources Limited continued to progress its 100% owned Heemskirk Tin Project located in western Tasmania.
During this time period kimberlites were emplaced in Archean cratons sur- rounding the rift (Harrison et al., 2001; Batumike et al., 2007; Roberts et al., 2012).
The land position of the Quévillon area covers volcano-sedimentary Archean greenstones that host a number of known gold showings and porphyry igneous intrusions that are of strong exploration interest to the Corporation.
Kenig, F., Reddy, C.M., Schieber, J., Nelson, R.K., Dinel, E., Frysinger, G.S. Molecular evidence of Late Archean archea and the presence of a subsurface hydrothermal biosphere.
The foundation rock in the reservoir area is mainly the intrusive rock of the later Archean and the metamorphic rock of the Lower Proterozoic.
It covers the northwestern portion of the Archean Great Whale greenstone belt in the Minto Subprovince of the Superior Province.
Eigenbrode JL, Freeman KH (2006) Late Archean rise of aerobic microbial ecosystems.
Dominant lithologies include highly folded wacke, paragneiss, iron formation and basalt forming one of the largest Archean volcano-sedimentary basins near the contact between the La Grande and Opinaca subprovinces.