References
- American Society of Testing and Materials Designation D388-82 . 1982 . “ Standard classification of coals by rank ” . In Annual book of ASTM standards, part 26
- Baker , G. 1946 . Microscopic quartz crystals in brown coal, Victoria . American mineralogist , 31 : 22 – 30 .
- Black , P. M. 1980 . “ A reconnaissance survey of the petrology of New Zealand coals. With recommendations as to their utilisation ” . In New Zealand Energy Research and Development Committee report 51 49 p
- Blattner , P. , Braithwaite , W. R. and Glover , R. B. 1983 . New evidence on magnetite oxygen isotope geothermometers at 175° and 112°C in Wairakei steam pipelines (New Zealand) . Isotope geoscience , 1 : 195 – 204 .
- Clayton , R. N. and Mayeda , T. K. 1963 . The use of bromine pentafluoride in the extraction of oxygen from oxides and silicates for isotopic analysis . Geochimica et cosmochimica acta , 27 : 43 – 52 .
- Daly , T. A. 1983 . Analysis of industrial coals 1978–1982 , Coal Research Association of New Zealand (Inc.) .
- Garlick , G. D. 1969 . “ The stable isotopes of oxygen ” . In Handbook of geochemistry 2(8-b) , Edited by: Wedpohl , H. 1 – 27 . Springer-Verlag. . in
- Hoehne , K. 1949 . Bildungsweise der kornigen Quarzlage in Horizont des Flozes Ida (Westfal A) der mittleren Fettkohlengruppe Westfalens . GIauckauf , 85 : 661 – 676 .
- Hoehne , K. 1953 . Vorkommen von Kristalltonstein und Quartz = neubildungen in tertiaren Steinkohlenflozen von Oaxaca in Mexiko . Chemie der Erde , 16 ( 3 ) : 202 – 210 .
- Hoehne , K. 1954a . Die Quarzlage im Flöz Kreftenscheer 2 der Esskohlenschichten des Ruhr-Karbons, eine Flozverkieselung . Geologie , 3 ( 1 ) : 3 – 9 .
- Hoehne , K. 1954b . Zur Neubildung von Quarz in Kohlenflözen . Neues Jahrbuch für Geologie und Palaeontologie Abhandlungen , 99 ( 2 ) : 209 – 220 .
- Leskevich , L. E. 1959 . Quartz crystals in coal . Doklady Akademii Nauk SSSR , 124 ( 3 ) : 575 – 577 .
- Lovering , T. S. 1959 . Significance of accumulator plants in rock weathering . Bulletin of the Geological Society of America , 70 : 781 – 800 .
- Nathan , S. 1975 . “ Sheet S23 and S30 — Foulwind-Charleston ” . In Geological map of New Zealand 1:63 360 , Wellington , , New Zealand : Department of Scientific and Industrial Research. .
- Ruppert , L. F. and Cecil , C. B. 1984 . “ Authigenic quartz in coal ” . In Geological Survey Research, fiscal year 1981. U.S. Geological Survey professional paper 1375. 22 – 22 . in
- Soong , R. and Gluskoter , H. J. 1977 . Mineral matter in some New Zealand coals. I. Low temperature ashing and mineralogical composition of such coal ashes . New Zealand journal of science , 20 : 273 – 277 .
- Spiro , B. and Rozenson , I. 1982 . Formation and properties of authigenic minerals in bituminous calcareous shales, Ghareb Formation, Israel . Canadian mineralogist , 20 : 29 – 39 .
- Suggate , R. P. 1974 . Coal ranks in relation to depth and temperature in Australian and New Zealand oil and gas wells . New Zealand journal of geology and geophysics , 17 : 149 – 167 .
- Taylor , H. P. Jun. 1979 . “ Oxygen and hydrogen isotope relationships in hydrothermal mineral deposits ” . In Geochemistry of hydrothermal ore deposits , Edited by: Barnes , H. L. 236 – 277 . New York : John Wiley and Sons. . in