Commin-Fischer, A., Berger, G., Polvé, M., Dubois, M., Sardini, P., Beaufort, D. and Formoso, M. (2010) Petrography and chemistry of SiO2 filling phases in the amethyst geodes from Sierra Geral Formation deposit, Rio Grande do Sul, Brazil. Journal of South American Earth Sciences, 29, 751–760.
Fallick, A.E., Jocelyn, J., Donelly, T., Guy, M. and Behan, C. (1985) Origin of agates in the volcanic rocks of Scotland. Nature, 313, 672–674.
Flörke, O.W., Köhler-Herbertz, B., Langer, K. and Tönges, I. (1982) Water in microcrystalline quartz of Volcanic Origin: Agates. Contributions to Mineralogy and Petrology, 80, 324–333.
Forney, C.F. and Brandl, D.G. (1992) Control of humidity in small controlled – environment chambers using glycerol-water solutions. HortTechnology, 2, 52–54.
Fukuda, J., Yokoyama, T. and Kirino, Y. (2009) Characterization of the states and diffusivity of intergranular water in a chalcedonic quartz by high temperature in situ infrared spectroscopy. Mineralogical Magazine, 73, 825–835.
Götze, J. (2011) Agate-fascination between legend and science. Pp. 20–133 in: Agates III (Zenz, J., editor). Bode, Lauenstein, Germany.
Götze, J., Nasdala, L., Kleeberg, R. and Wenzel, M. (1998) Occurrence and distribution of ‘moganite’ in agate/chalcedony: a combined micro-Raman, Rietveld, and cathodoluminescence study. Contributions to Mineralogy and Petrology, 133, 96–105.
Götze, J., Tichomirowa, M., Fuchs, H., Pilot, J. and Sharp, Z.D. (2001) Geochemistry of agates: a trace element and stable isotope study. Chemical Geology, 175, 523–541.
Harder, H. (1993) Agates-formation as a multicomponent colloid chemical precipitation at low temperature. Neues Jahrbuch für Mineralogie – Monatschefte, 1993, 31–38.
Hartmann, L.A., Duarte, L.C., Massone, H-J., Michelin, C., Rosenstengel, L.M., Theye, T., Pertile, J., Arena, K.R., Duarte, S.K., Pinto, V.M., Barboza, E.G., Rosa, M.L.C.C. and Wildner, W. (2012) Sequential opening and filling of cavities forming vesicles, amygdales, and giant amethyst geodes in lavas from the southern Paraná volcanic province, Brazil and Uruguay. International Geology Review, 54, 1–14.
Heaney, P.J. (1993) A proposed mechanism for the growth of chalcedony. Contributions to Mineralogy and Petrology, 115, 66–74.
Heaney, P.J. (1995) Moganite as an indicator for vanished evaporates: a testament reborn?
Journal of Sedimentary Research, A65, 633–38.
Hemantha Kumar, G.N., Parthasarathy, G.
Chakradhar, R.P.S., Lakshmana Rao, J. and Ratnakaram, Y.C. (2010) Temperature dependence on the electron paramagnetic resonance spectra of natural jasper from Taroko Gorge (Taiwan). Physics and Chemistry of Minerals, 37, 201–208.
Herdianita, N.R., Rodgers, K.A. and Browne, P.R.L. (2000a) Routine instrumental procedures to characterise the mineralogy of modern and ancient silica sinters. Geothermics, 29, 65–81.
Herdianita, N.R., Browne, P.R.L., Rodgers, K.A. and Campbell, K.A. (2000b) Mineralogical and textural changes accompanying ageing of silica sinter. Mineralium Deposita, 35, 48–62.
Hofmann, B.A. and Farmer, J.D. (2000) Filamentous fabrics in low-temperature mineral assemblages: are they fossil biomarkers? Implications for the search for a subsurface fossil record on the early Earth and Mars. Planetary and Space Science, 48, 1077–1086.
Hesse, R. (1988) Origin of chert: Diagenesis of biogenic siliceous sediments. Geoscience Canada, 15, 171–192.
Keller, P.C., Bockoven, N.T. and McDowell, F.W. (1982) Tertiary volcanic history of the Sierra del Gallego area, Chihuahua, Mexico. Geological Society of America Bulletin, 93, 303–314.
Knauth, L.P. (1994) Petrogenesis of chert. Pp. 233–258 in: Silica (Heaney, P.J., Prewitt, C.T. and Gibbs, G.V., editors). Reviews in Mineraology, 29. Mineralogical Society of America, Washington DC.
Landmesser, M. (1984) Das problem der Achatgenese. Mitteilungen Pollichia, 72, 5–137, Bad Dürkheim/Pflaz [English Abstract].
Landmesser, M. (1995) “Mobility by metastability”: silica transport and accumulation at low temperatures. Chemie der Erde, 55, 149–176.
Landmesser, M. (1998) “Mobility by metastability” in sedimentary and agate petrology: applications. Chemie der Erde, 58, 1–22.
Lynne, B.Y., Campbell, K.A., Perry, R.S., Browne, P.R.L. and Moore, J.N. (2006) Acceleration of sinter diagenesis in an active fumarole, Taupo volcanic zone, New Zealand. Geology, 34, 749–752.
Matsui, E., Salti, E. and Marini, O.J. (1974) D/H and 18O/16O ratios in waters obtained from the basaltic province of Rio Grande do Sul, Brazil. Geological Society of America Bulletin, 85, 577–580.
Moxon, T. (1996) Agate Microstructure and Possible Origin. Terra Publications, Doncaster, UK, 106 pp.
Moxon, T. (2002) Agate: a study of ageing. European Journal of Mineralogy, 14, 1109–1118.
Moxon, T. and Carpenter, M.A. (2009) Crystallite growth kinetics in nanocrystalline quartz (agate and chalcedony). Mineralogical Magazine, 73, 551–568.
Moxon, T. and Reed, S.J.B. (2006) Agate and chalcedony from igneous and sedimentary hosts aged 13 to 3480 Ma: a cathodoluminescence study. Mineralogical Magazine, 70, 485–498.
Moxon, T. and Ríos, S. (2004) Moganite and water content as a function of age in agate: an XRD and thermogravimetric study. European Journal of Mineralogy, 16, 269–278.
Moxon, T., Nelson, D.R. and Zhang, M. (2006) Agate recrystallisation: evidence from samples found in Archaean and Proterozoic host rocks, Western Australia. Australian Journal of Earth. Sciences, 53, 235–248.
Moxon, T., Reed, S.J.B. and Zhang, M. (2007) Metamorphic effects on agate found near the Shap granite, Cumbria, England: as demonstrated by petrography, X-ray diffraction and spectroscopic methods. Mineralogical Magazine, 71, 461–476.
Moxon, T., Petrone, C.M. and Reed, S.J.B. (2013) Characterization and genesis of horizontal banding in Brazilian agate: an X-ray diffraction, thermogravimetric and electron microprobe study. Mineralogical Magazine, 77, 227–248.
Nelson, D.R., Trendall, A.F., de Laeter, J.R., Grobler, N.J. and Fletcher, I.R. (1992) A comparative study of the geochemical and isotopic systematics of late Archaean flood basalts from the Pilbara and Kaapvaal Cratons. Precambrian Research, 54, 231–256.
Neymark, L.A., Amelin, Y., Paces, J.B. and Peterman, Z. E. (2002) U-Pb ages of secondary silica at Yucca Mountain, Nevada: implications for the paleohydrology of the unsaturated zone. Applied Geochemistry, 17, 709–734.
Proust, D. and Fontaine, C. (2007) Amethyst geodes in the basaltic flow from Triz quarry at Ametista do Sul (Rio Grande do Sul, Brazil): magmatic source of silica for the amethyst crystallizations. Geology Magazine, 144, 731–739.
Rice, M.S., Cloutis, E.A., Bell, J.F. III, Bish, D.L., Horgan, B.H., Mertzman, S.A., Craig, M.A., Renaut, R.W., Gautason, B. and Mountain, B. (2013) Reflectance spectra of silica- rich materials: Sensitivity to environment and implications for detections on Mars. Icarus, 223, 499–533.
Rodgers, K.A. and Cressey, G. (2001) The occurrence, detection and significance of moganite (SiO2) among some silica sinters. Mineralogical Magazine, 65, 157–167.
Rodgers, K.A., Browne, P.R.L., Buddle, T.F., Cook, K.H., Greatrez, R.A., Hampton, W.A., Herdianita, N.R., Holland, G.R., Lynne, B.Y., Martin, R., Newton, Z., Pastars, D., Sannazarro, K.L. and Teece, C.I.A. (2004) Silica phases in sinters and residues from geothermal fields of New Zealand. Earth Science Reviews, 66, 1–61.
Saunders, J.A. (1990) Oxygen-isotope zonation of agates from Karoo volcanic of the Skeleton Coast, Namibia: Discussion. American Mineralogist, 75, 1205–1206.
Schmidt, P. (2014) What causes failure (overheating) during lithic heat treatment. Archaeological and Anthropological Sciences, 6, 107–112.
Schmidt, P., Slodczyk, A., Léa, V., Davidson, A., Puaud, S. and Sciau, P. (2013) A comparative study of the thermal behaviour of length-fast chalcedony, lengthslow chalcedony (quartzine) and moganite. Physics and Chemistry of Minerals, 40, 331–340.
Stevens-Kalceff, M. (2013) Cathodoluminescence microanalysis of silica and amorphized quartz. Mineralogy and Petrology, 107, 455–469.
Wexler, A. (1976) Vapor pressure Formulation for water in the range 0 to 100°C. A revision. Journal of Research of the National Bureau of Standards-A Physics and Chemistry, 80A, 775–785.
Yamagishi, H., Nakashima, S. and Ito, Y. (1997) High temperature infrared spectra of hydrous microcrystalline quartz. Physics and Chemistry of Minerals, 24, 66–74.
Zhang, M. and Moxon, T. (2014) Infrared absorption spectroscopy of SiO2-moganite. American Mineralogist, 99, 671–680.