Chromian spinel in the turnagain alaskan-type ultramafic intrusion, northern british Columbia, Canada

Canadian Mineralogist

Volumn 47, Issue 1, 2009, Pages 63-80

  Erik Scheel, J ^a   Scoates, James S ^a   Nixon, Graham T ^b  

^a UNIVERSITY OF BRITISH COLUMBIA   (Canada)

^b GEOLOGICAL SURVEY OF CANADA   (Canada)

Author keywords

Alaskan type intrusion; British columbia; Chromian spinel; Chromitite; Electron microprobe analyses; Oxygen fugacity; Re equilibration; Turnagain intrusion; Ultramafic rocks

Indexed keywords

ALASKAN-TYPE INTRUSION; BRITISH COLUMBIA; CHROMIAN SPINEL; CHROMITITE; ELECTRON-MICROPROBE ANALYSES; OXYGEN FUGACITY; RE-EQUILIBRATION; TURNAGAIN INTRUSION; ULTRAMAFIC ROCKS;

ALUMINUM; CHEMICAL ANALYSIS; CHROMITE; CHROMITE DEPOSITS; CHROMIUM; GRAPHITE; IRON ORES; LITHOLOGY; MAGNETITE; MINERALOGY; NICKEL DEPOSITS; OLIVINE; OXIDE MINERALS; OXYGEN; PYRITES; REAL TIME SYSTEMS; ROCKS; SILICATE MINERALS; SULFIDE MINERALS;

STRUCTURAL GEOLOGY;

CATION; CHROMIUM; DUNITE; FUGACITY; GRAPHITE; HOST ROCK; IGNEOUS INTRUSION; JURASSIC; LITHOLOGY; MAGMATISM; MESOZOIC; NICKEL; OLIVINE; SERPENTINIZATION; SPINEL; SULFIDE; TERRAIN; ULTRAMAFIC ROCK;

ALASKA; BRITISH COLUMBIA; CANADA; NORTH AMERICA; TURNAGAIN ARM; UNITED STATES;

EID: 64249124506     PISSN: 00084476     EISSN: None     Source Type: Journal    
DOI: 10.3749/canmin.47.1.63     Document Type: Article

References (45)

1. BALLHAUS, C, BERRY, R.F. & GREEN, D.H. (1991): High pressure experimental calibration of the olivine - orthopy- roxene - spinel oxygen geobarometer: implications for the oxidation state of the upper mantle. Contrib. Mineral. Petrol. 107, 27-40.
2. 2-bearing basaltic melts from reduced CH4- bearing upper mantle sources. Geochim. Cosmochim. Acta 58, 4931-4940.
3. BARNES, S.J. (1998): Chromite in komatiites. 1. Magmatic controls on crystallization and composition. J. Petrol. 39, 1689-1720.
4. BARNES, S.J. & BRAND, N.W. (1999): The distribution of Cr, Ni and chromite in komatiites, and application to exploration for komatiite-hosted nickel sulfide deposits. Econ. Geol. 94, 129-132.
5. BARNES, S.J. & ROEDER, P.L. (2001): The range of spinel compositions in terrestrial mafic and ultramafic rocks. J. Petrol. 42, 2279-2302.
6. CARMICHAEL, I.S.E. (1991): The redox states of basic and silicic magmas: a reflection of their source regions? Contrib. Mineral. Petrol. 106, 129-141.
7. CLARK, T. (1975): Geology of an Ultramafic Complex on the Turnagain River, Northwestern B.C. Ph.D. thesis, Queen's University, Kingson, Ontario.
8. CLARK, T. (1978): Oxide minerals in the Turnagain ultramafic complex, northwestern British Columbia. Can. J. Earth Sci. 15, 1893-1903.
9. CLARK, T. (1980): Petrology of the Turnagain ultramafic complex, northwestern British Columbia. Can. J. Earth Sci. 17, 744-757.
10. DICK, H.J.B. & BULLEN, T. (1984): Chromian spinel as apetro genetic indicator in abyssal and alpine-type peridotites and spatially associated lavas. Contrib. Mineral. Petrol. 86, 54-76.
11. ERDMER, P., MIHALYNUK, M.G., GABRIEI.SE, H., HEAMAN, L.M. & CREASER, R.A. (2005): Mississippian volcanic assemblage conformably overlying Cordilleran miogeoclinal strata, Turnagain River area, northern British Columbia, is not part of an accreted terrane. Can. J. Earth Sci. 42, 1449-1465.
12. FINDLAY, D.C. (1969): Origin of the Tulameen ultramafic -gabbro complex, southern British Columbia. Can. J. Earth Sci. 6, 399-425.
13. FIORENTINI, ML., BERESFORD, S.W. & BARLEY, M.E. (2008): Ruthenium-chromium variation: a new lithogeochemical tool in the exploration for komatiite-hosted Ni-Cu-(PGE) deposits. Econ. Geol. 103, 431-437.
14. FOSTER, F. (1974): History and Origin of the Polaris Ultramafic Complex in the Aiken Lake Area of North-Central British Columbia. B.Sc. thesis, Univ. British Columbia, Vancouver, British Columbia.
15. GABRIELSE, H. (1998): Geology of Cry Lake and Dease Lake map areas, north-central British Columbia. Geol. Surv. Can., Bull. 504.
16. GARUTI, G., PUSHKAREV, E.V., ZACCARINI, F, CABELLA, R. & ANIKINA, E. (2003): Chromite composition and platinum-group mineral assemblage in the Uktus Uralian-Alaskan-type complex (Central Urals, Russia). Mineral. Deposita 38, 312-326.
17. HENDERSON, P. (1975): Reaction trends shown by chrome-spinels of the Rhum layered intrusion. Geochim. Cosmochim. Acta 39, 1035-1044.
18. HENDERSON, P. & WOOD, R.J. (1981): Reaction relationships of chrome-spinels in igneous rocks - further evidence from the layered intrusions of Rhum and Mull, Inner Hebrides, Scotland. Contrib. Mineral. Petrol. 78, 225-229.
19. IRVINE, T.N. (1965): Chromian spinel as a petrogenetic indicator. I. Theory. Can. J. Earth Sci. 2, 648-672.
20. IRVINE, T.N. (1967): Chromian spinel as a petrogenetic indicator. II. Petrologic applications. Can. J. Earth Sci. 4, 71-103.
21. IRVINE, T.N. (1974): Petrology of the Duke Island ultramafic complex, southeastern Alaska. Geol. Soc. Am., Mem. 138.
22. IRVINE, T.N. (1987): Layering and related structures in the Duke Island and Skaergaard intrusions: similarities, differences, and origins. In Origins of Igneous Layering (I. Parsons, ed.). D. Reidel Publishing, Dordrecht, The Netherlands (185-245).
23. JUGO, P.J., LUTH, R.W. &; RICHARDS, J.P. (2004): Experimental data on the speciation of sulfur as a function of oxygen fugacity in basaltic melts. Geochim. Cosmochim. Acta 69, 497-503.
24. JUGO, P.J., LUTH, R.W. &; RICHARDS, J.P. (2005): An experimental study of the sulfur content in basaltic melts saturated with immiscible sulfide or sulfate liquids at 1300°C and 1.0 GPa. J. Petrol. 46, 783-798.
25. KAMENETSKY, VS., CRAWFORD, A.J. &; MEFFRE, S. (2001): Factors controlling chemistry of magmatic spinel: an empirical study of associated olivine, chrome-spinel and melt inclusion from primitive rocks. J. Petrol. 42, 655-671.
26. KAMPERMAN, M., DANYUSHEVSKY, L.V, TAYLOR, W.R. & JABLONSKI, W. (1996): Direct oxygen measurements of Cr-rich spinel: implications for spinel stoichiometry. Am. Mineral. 81, 1186-1194.
27. KRAUSE, J., BRÜGMANN, G.E. & PUSHKAREV, E.V. (2007): Accessory and rock forming minerals monitoring the evolution of zoned mafic-ultramafic complexes in the central Ural Mountains. Lithos 95, 19-42.
28. LINDSLEY, D.H. & FROST, B.R. (1992): Equilibria among Fe-Ti oxides, pyroxenes, olivine, and quartz. I. Theory. Am. Mineral. 77, 987-1003.
29. MELLINI, M., RUMORI, C. & VITI, C. (2005): Hydrothermally reset magmatic spinels in retrograde serpentinites: formation of "ferritchromit" rims and chlorite aureoles. Contrib. Mineral. Petrol. 149, 266-275.
30. NIXON, G.T. (1998): Ni-sulphide mineralization in the Turn-again Alaskan-type complex: a unique magmatic environment. B.C. Ministry of Energy, Mines and Petroleum Resources, Pap. 1998-1, 18-1 - 18-12.
31. NIXON, G.T, HAMMACK, J.L., ASH, C.H., CABRI, L.J., CASE, G., CONNELLY, J.N., HEAMAN, L.M., LAFLAMME, J.H.G., NUTTALL, C, PATERSON, W.P.E. & WONG, R.H. (1997): Geology and platinum-group-element mineralization of Alaskan-type ultramafic-mafic complexes in British Columbia. B.C. Ministry of Employment and Investment, Bull. 93.
32. PARKINSON, I.J. & ARCULUS, R.J. (1999): The redox state of subduction zones: insights from arc-peridotites. Chem. Geol. 160, 409-423.
33. POUCHOU, J.L. & PICHOIR, F. (1985): PAP ℙ (pZ) procedure for improved quantitative microanalysis. Microbeam Anal., 104-106.
34. POUSTOVETOV, A.A. & ROEDER, PL. (2001): The distribution of chromium between basaltic melt and chromian spinel as an oxygen geobarometer. Can. Mineral. 39, 309-317.
35. POWER, M.R., PIRRIE, D., ANDERSON, J.C.Ø. & WHEELER, P.D. (2000): Testing the validity of chrome spinel chemistry as a provenance and petrogenetic indicator. Geology 28, 1027-1030.
36. ROEDER, P.L. (1994): Chromite: from the fiery rain of chon-drules to the Kilauea Iki lava lake. Can. Mineral. 32, 729-746.
37. ROEDER, P.L. & CAMPBELL, I.H. (1985): The effect of post cumulus reactions on composition of chrome-spinels from the Jimberlana intrusion. J. Petrol. 26, 763-786.
38. ROEDER, P.L., POUSTOVETOV, A.A. & OSKARSSON, N. (2001): Growth forms and composition of chromian spinel in MORB magma: diffusion-controlled crystallization of chromian spinel. Can. Mineral. 39, 397-416.
39. ROEDER, P.L. & REYNOLDS, I. (1991): Crystallization of chromite and chromium stability in basalticmelts. J. Petrol. 32, 909-934.
40. ROHRBACH, A., SCHUTH, S., BALLHAUS, C, MUNKER, C, MATVEEV, S. & QOPOTO, C. (2005): Petrological constraints on the origin of arc picrites, New Georgia Group, Solomon Islands. Contrib. Mineral. Petrol. 149, 685-698.
41. SACK, R.O. & GHIORSO, M.S. (1991): Chromite as a petrogenetic indicator. In Oxide Minerals (D.H. Lindsley, ed.). Rev. Mineral. 25, 323-354.
42. SCHEEL, J.E. (2007): Age and Origin of the Turnagain Alaskan- type Intrusion and Associated Ni-Sulphide Mineralization, North-Central British Columbia, Canada. M.Sc. thesis, Univ. British Columbia, Vancouver, British Columbia.
43. SCOWEN, P.A.H., ROEDER, P.L. & HELZ, R.T (1991): Reequili-bration of chromite within Kilauea Iki lava lake, Hawaii. Contrib. Mineral. Petrol. 107, 8-20.
44. SIMPSON, P.A.H. (2007): Mineral resource update, Turn-again Nickel Project. Geo Sim Services Inc., Tech. Rep. (unpubl.).
45. TAYLOR, H.P., JR. (1967): The zoned ultramafic complexes of southern Alaska. In Ultramafic and Related Rocks (P.J. Wyllie, ed.). Wiley, New York, N.Y. (97-121).