Occurrence and distribution of "moganite" in agate/chalcedony: A combined micro-Raman, Rietveld, and cathodoluminescence study

Contributions to Mineralogy and Petrology

Volumn 133, Issue 1-2, 1998, Pages 96-105

  Götze, Jens ^a   Nasdala, Lutz ^a   Kleeberg, Reinhard ^a   Wenzel, Marita ^a,b  

^a TU BERGAKADEMIE FREIBERG   (Germany)

^b INSTITUTE OF ION BEAM PHYSICS AND MATERIALS RESEARCH   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0002057368     PISSN: 00107999     EISSN: None     Source Type: Journal    
DOI: 10.1007/s004100050440     Document Type: Article

References (38)

1. Bergmann J, Kleeberg R, Taut T (1994) A new structure refinement and quantitative phase analysis method based on predetermined true peak profiles (abstract). In: Eur Crystallogr Meet 15 Book Abstr Z Kristallogr Suppl Issue 8, p 580
2. Bergmann J, Kleeberg R, Taut T, Haase A (1998) Quantitative phase analysis using a new Rietveld algorithm, assisted by improved stability and convergence behaviour. Adv X-ray Anal 45 (in press)
3. Dong G, Morrison G, Jaireth S (1995) Quartz textures in epithermal veins, Queensland: classification, origin, and implications. Econ Geol 90: 1841-1856
4. 2. I. α and β quartz. J Chem Phys 60: 1873-1876
5. Flörke OW, Jones JB, Schmincke H-U (1976) A new microcrystalline silica from Gran Canaria. Z Kristallogr 143: 156-165
6. Flörke OW, Köhler-Herbertz B, Langer K, Tönges I (1982) Water in microcrystalline quartz of volcanic origin: agates. Contrib Mineral Petrol 80: 324-333
7. Flörke OW, Flörke U, Giese U (1984) Moganite, a new microcrystalline silica mineral. Neues Jahrb Mineral Abh 149: 325-336
8. Flörke OW, Graetsch H, Martin B, Röller K, Wirth R (1991) Nomenclature of micro- and non-crystalline silica minerals, based on structure and microstructure. Neues Jahrb Mineral Abh 163: 19-42
9. Fuchs H, Götze J (1996) Origin of volcanic agate - evidence from cathodoluminescence, EPR and geochemical studies (abstract). In: Int Conf Cathodoluminescence Relat Tech Geosci Geomat, Nancy, pp 49-50
10. Gislason SR, Heany PJ, Oelkers EH, Schott J (1997) Kinetic and thermodynamic properties of moganite, a novel silica polymorph. Geochim Cosmochim Acta 61: 1193-1204
11. Götze J (1996) Kathodolumineszenz von Quarz - Grundlagen und Anwendung in den Geowissenschaften. Aufschluss 47: 215-223
12. Götze J, Plötze M, Fuchs H, Habermann D (1998) Defect structure and luminescence bahaviour of agate - results of electron paramagnetic resonance (EPR) and cathodoluminescence (CL) studies. Mineral Mag (in press) Heany PJ, Prewitt CT, Gibbs GV (Editors)
13. Graetsch H (1994) Structural characteristics of opaline and microcrystalline silica minerals. In: Silica. (Reviews in Mineralogy, 29) Mineral Soc Am, Washington, DC, pp 209-232
14. Graetsch H, Flörke OW, Miehe G (1985) The nature of water in chalcedony and opal-C from Brazilian agate geodes. Phys Chem Miner 12: 300-306
15. Graetsch H, Flörke OW, Miehe G (1987) Structural defects in microcrystalline silica. Phys Chem Miner 14: 249-257
16. Graetsch H, Topalovic I, Gies H (1994) NMR spectra of moganite and chalcedony. Eur J Mineral 6: 459-464
17. Heaney PJ (1993) A proposed mechanism for the growth of chalcedony. Contrib Mineral Petrol 115: 66-74
18. Heaney PJ (1995) Moganite as an indicator for vanished evaporites: a testament reborn? J Sediment Petrol A65: 633-638
19. Heaney PJ, Davis AM (1995) Observation and origin of self-organized textures in agates. Science 269: 1562-1565
20. Heaney PJ, Post JE (1992) The widespread distribution of a novel silica polymorph in microcrystalline quartz varieties. Science 255: 441-443
21. Heaney PJ, Veblen DR, Post JE (1994) Structural disparities between chalcedony and macrocrystalline quartz. Am Mineral 79: 452-460
22. Irmer G (1985) Zum Einfluss der Apparatefunktion auf die Bestimmung von Streuquerschnitten und Lebensdauern aus optischen Phononenspektren. Exp Tech Phys 33: 501-506
23. Kingma KJ, Hemley RJ (1994) Raman spectroscopic study of microcrystalline silica. Am Mineral 79: 269-273
24. Krbetschek MR, Götze J, Dietrich A, Trautmann T (1997) Spectral information from minerals relevant for luminescence dating. Radiat Meas 27: 695-748
25. McLaren AC, Pitkethly DR (1982) The twinning microstructure and growth of amethyst quartz. Phys Chem Miner 8: 128-135
26. Miehe G, Graetsch H (1992) Crystal structure of moganite: a new structure type for silica. Eur J Mineral 4: 693-706
27. Miehe G, Graetsch H, Flörke OW (1984) Crystal structure and growth fabric of length-fast chalcedony. Phys Chem Miner 10: 197-199
28. Nasdala L, Pidgeon RT, Wolf D, Irmer G (1998) Metamictization and U-Pb isotopic discordance in single zircons: a combined Raman microprobe and SHRIMP ion probe study. Mineral Petrol (in press)
29. Neuser RD, Bruhn F, Götze J, Habermann D, Richter DK (1995) Cathodo-luminesence: method and application. Zbl Geol Paläontol teil I, 1/2: 287-306
30. 2 in Mn-rich banded cherts from two regions of the Peloponnese, Greece (abstract). Terra Nova Abstr Suppl 2: 10
31. Pilz W, Kriegsmann H (1987) The nature of the so called "Raman Background". Z Phys Chem 268: 215-216
32. Rink WJ, Rendell H, Marseglia EA, Luff BJ, Towsend PD (1993) Thermoluminescence spectra of igneous quartz and hydrothermal vein quartz. Phys Chem Miner 20: 353-361
33. Rousseau DL, Baumann RP, Porto SPS (1981) Normal mode determination in crystals. J Raman Spectrosc 10, 1: 253-290
34. Sato RK, McMillan PF (1987) An infrared and Raman study of the isotopic species of α-quartz. J Phys Chem 91: 3494-3498
35. Siegel GH, Marrone MJ (1981) Photoluminescence in as-drawn and irradiated silica optical fibres: an assessment of the role of nonbridging oxygen defect centres. J Non-Cryst Solids 45: 235-247
36. Stevens Kalceff MA, Phillips MR (1995) Cathodoluminescence microcharacterization of the defect structure of quartz. Phys Rev B 52: 3122-3134
37. Wang Y, Merino E (1995a) Origin of fibrosity and banding in agates from flood basalts. Am J Sci 295: 49-77
38. Wang Y, Merino E (1995b) Self-organizational origin of agates: banding, fibre twisting, composition, and dynamic crystallization model. Geochim Cosmochim Acta 54: 1627-1638