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Recognition of Rocks on Maps and in the Field
Mineralogy and Chemistry
5 other sections not shown
Akatea alkaline earths alkalis allophane alluvial clays alumina amounts analyses Annual Report Dominion argillites Auckland Bentonite ceramic chemical clay body clay mineral clay pit Coal Measures Cream dacite Department of Scientific District dolomite early Tertiary Fe.O feldspar Feldspar sand Ferrar fluxes Formation ft from surface Geological Map Geological Survey Bulletin glaze recipes Glen Massey green strength grey halloysite Henderson 1943 high-temperature illite iron oxide kaolin kaolinite Kauri Limestone Maramarua Matauri Bay Maungaparerua Maungarei Mesozoic Molecular ratio montmorillonite Mt Somers Mudstone Munro Bay Na2O Nelson nil nil non-clay North Northland organic matter Otago Parahaki potters Pre-Tertiary weathering pumice Putahi quartz Report Dominion Laboratory residual clays Rhyodacites rhyolite Road samples secondary clays Shrinkage Dry silica Silica sand Siltstone South Island stoneware surface Ibid Table 38 temperature tend type of clay vitrification volcanic Waikato water of plasticity Wellington Whangarei white clay Zealand zone