An occurrence of stevensite and kerolite in the Devonian Crousa gabbro at Dean Quarry, the Lizard, Cornwall, England

Clay Minerals

Volumn 32, Issue 2, 1997, Pages 241-252

  Elton, N J ^a   Hooper, J J ^b   Holyer, V A D ^c  

^a Tregears   (United Kingdom)

^b Cornerstone ^*  (United Kingdom)

^c The Cornerstone   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CHEMICAL ANALYSIS; DECOMPOSITION; HYDROCHLORIC ACID; INFRARED SPECTROSCOPY; MINERALOGY; SILICA; X RAY DIFFRACTION ANALYSIS;

DEVONIAN CROUSA GABBRO; KEROLITE; SMECTITE; STEVENSITE;

SILICATE MINERALS;

EID: 0031169806     PISSN: 00098558     EISSN: None     Source Type: Journal    
DOI: 10.1180/claymin.1997.032.2.06     Document Type: Article

References (38)

1. Bradley W.H. & Fahay J.J. (1962) Occurrence of Mevensite in the Green River formation of Wyoming. Am. Miner. 47, 996-998.
2. Brindley G.W. (1955) Stevcnsite, a montmorillonitetype mineral showing mixed-layer characteristics. Am. Miner. 40, 239-247.
3. Brindley G.W., Bish D.L. & Wan H.-M. (1977) The nature of kerolite, its relation to talc and stevensite. Mineral. Mag. 41, 443-452.
4. Brindley G.W., Bish D.L. & Wan H.-M. (1979) Compositions, structures and properties of nickelcontaining minerals in the kerolite-pimelite series. Mineral. Mag. 64, 615-625.
5. Bristow C.M. (1996) Cornwall's Geology and Scenery: An Introduction. Cornwall Hillside Publications, St Austell.
6. Craw D. & Landis C.A. (1980) Authigenic pectolite, stevensite and pyroaurite in a quarternary debris flow. Southland. New Zealand. J. Sed. Pet. 50, 497-504.
7. Cuevas J., Pelayo M., Rivas P. & Legucy S. (1993) Characterisation of Mg-clays from the Neogene of the Madrid Basin and their potential as backfilling and sealing material in high-level radioactive waste disposal. Appl. Clay sci. 7, 383-406.
8. Davidson P.J. (1989) Stevensite, a smectite-group mineral from Costnrphine Hill, Edinburgh. Scott. J. Geol. 25, 63-67.
9. DeRudder R.D. & Beck C.W. (1963) Stevensite and tale - hydrothermal alteration products of wollaslonite. Clays Clay Miner. 10, 188-199.
10. Duringer P., Ais M. & Chahi A. (1995) Geodynamic context and depositional sedimentary environment of the Miocene stevensite deposit (rhassoul) or Morocco Lacustrine or evaporitic environment? Bull. Soc. Geol. France. 166, 169-179.
11. Ebert D.D., Jones B.F. & Khoury H.N. (1982) Mixed-layer kerolite/stevensite from the Amurgosa Desert. Navada. Clays Clay Miner. 20, 321-326.
12. Elton N.J., Salt P.D. & Adams J.M. (1992) The determination of low levels of quartz, in commercial kaolins by X-ray diffraction. Powd. Diffr. 7, 7176.
13. Faust G.T. & Murata K.J. (1953) Stevensite, redefined as a member of the montmorillonite group. Am. Miner. 38, 973-987.
14. Faust G.T., Hathaway J.C. & Millot G. (1959) A restudy of stevensite and allied minerals. Am. Miner. 44, 342-370.
15. Flett J.S. (1946) Geology of the Lizard and Meneage. Mem. Geol. Surv. 2nd ed.
16. Güven N. & Carney L.L. (1979) The hydrothermal transformation of sepiolite to stevensite and the effect of added chlorides and hydroxides, Clays Clay Miner. 27, 253-260.
17. Hay R.L., Hughes R.E., Kyser T.K., Glass H.D. & Liu J. (1995) Magnesium-rich clays of the meerschaum mines in the Amboseli Basin. Tanzania and Kenya. Clays Clay Miner. 43, 455-466.
18. Ianovici V., Neascu G. & Neascu V. (1990) Li-bearing stevensite from Moldova Noua, Romania. Clays Clay Miner. 38, 171-178.
19. Imai N., Otsuka R. & Nakamura T. (1970) Stevensite from the Atatani Mine. Nigata Prefecture, northeastern Japan. Clay Sci. 4, 11-29.
20. Imai N., Otsuka R., Nakamura T., Tsunashima A. & Sakamoto T. (1973) "Hydrated tale" - an alteration product of wollastonite by reaction with magnesium-bearing hydrothermal solution. Clay Sci. 4, 175-191.
21. Jones B.F. & Weir A.H. (1983) Clay minerals of Lake Albert, an alkaline, saline lake. Clays Clay Miner. 31, 161-172.
22. Khoury H.N., Eberl D.D. & Jones B.F. (1982) Origin of magnesium clays from the Amargosa Desert, Nevada. Clays Clay Miner. 30, 327-336.
23. Leeds A.R. (1873) Contributions to mineralogy Am. J. Sci. 6, 22-26.
24. Maksimovic Z. (I966) B-kerolite-pimelitc series from the Goles Mountain. Yugoslavia. Proc. Int. Clay Conf. Jerusalem, 1, 97-105.
25. Martin dc Vidales J.L., Alia J.M., Garcia Navarro F. & Rull F. (1990) Caracteres estructurales de las fases intcrstratificadas irrcgularmente: kerolitc/estevensita Bull. Soc. Espaniola de Min. 13, 69-80.
26. Otsu H. & Yasuda T. (1964) Thermal behaviour of interlayer water in stevensite. Mineral. J. 4, 94-114.
27. Otsuka R., Imai N. & Sakamoto T. (1972) Stability of stevensite under hydrothermal conditions. Memoirs of the School of Science and Engineering, Waseda University, No. 36.
28. Otsu H., Shimazaki Y. & Omachi K. (1963) Stevensite from the Ohori mine. Bull. Geol. Surv. Japan, 14, 591-599 (in Japanese).
29. Rundall B.A.O. (1959) Stevensite from the Whin Sill in the region of the North Tyne. Mineral Mag. 32, 218-225.
30. Sakamoto T., Otsuka R. & Imai N. (1975) Stevensite from the Kamaishi Mine, Iwate Prefecture, Japan. 7. Japanese Assoc. Mineral. Petrol. Econ. Geol. 70, 1-11.
31. Sakamoto T., Koshimizu H., Shimoda S. & Otsuka R. (1981) Hydrothermal transformation of some minerals into stevensite. Proc. 7th Int. Clay Conf., Bologna & Pavia. 537-546.
32. Seager A. (1969) Zeolites and other minerals from Dean Quarry, the Lizard, Cornwall. Mineral. Mag. 37, 147-148.
33. Seager A. (1971) Mineralisation and paragenesis at Dean Quarry, the Lizard, Cornwall. Trans. Roy. Ceol. Soc. Corn. 20, 97-113.
34. Shimoda S. (1971) Mineralogical studies of a species of stevensite from the Obori Mine, Yamagata prefecture. Japan. Clay Miner. 9, 185-192.
35. Torres-Ruiz J., Lopez-Galino A., Gonzalez-Lopez J.M. & Delgano A. (1994) Geochemistry of Spanish sepiolite-palygorskite deposits: genetic considerations based on trace elements and isotopes. Chem. Geol. 112, 221-245.
36. White W.B. (1974) Order-disorder effects. Pp. 87-110 in: The Infra-red Spectra of Minerals (V.C. Farmer, editor) Mineralogical Society, London.
37. Wiewióra A., Dubińska E. & Iwasińska I. (1981) Mixedlayering in Ni-containing talc-like minerals from Szklary, Lower Silesia, Poland. Proc: 7th Int. Clay Conf., Bologna & Pavia. 111-125.
38. Young B. & Schofield D. (1990) Stevensite from Upper Teesdale. Co Durham, a second British occurrence. Trans. Natl. Hist. Soc: Northumbria, 55, 150.