Index Terms/Descriptors:
Archean; Australasia; Australia; banded materials; carbonates; chamosite; chemical composition; chemically precipitated rocks; chlorite group; electron probe data; framework silicates; greenalite; iron formations; iron-rich composition; low-grade metamorphism; magnetite; metamorphic rocks; metamorphism; metasedimentary rocks; mineral assemblages; mineral data; minerals; minnesotaite; occurrence; oxides; paragenesis; petrology; Precambrian; quartz; sedimentary rocks; sheet silicates; silica minerals; silicates; stilpnomelane; sulfides; textures; Weld Range; Western Australia; Yilgarn Block