| Ayers, J. C., Watson, E. B., 1993. Rutile Solubility and Mobility in Supercritical Aqueous Fluids. Contributions to Mineralogy and Petrology, 114(3):321-330.  https://doi.org/10.1007/bf01046535 | 
		
				
				| Barksdale, J., 1966. Titanium:Its Occurrence, Chemistry and Technology:Second Edition. The Ronald Press Company, New York | 
		
				
				| Bright, E., Readey, D. W., 1987. Dissolution Kinetics of TiO2 in HF-HC1 Solutions. Journal of the American Ceramic Society, 70(12):900-906.  https://doi.org/10.1111/j.1151-2916.1987.tb04914.x | 
		
				
				| Cherniak, D. J., Manchester, J., Watson, E. B., 2007. Zr and Hf Diffusion in Rutile. Earth and Planetary Science Letters, 261(1/2):267-279.  https://doi.org/10.1016/j.epsl.2007.06.027 | 
		
				
				| Force, E., 1991. Geology of Titanium-Mineral Deposits. Geological Society of America Special Paper, 259:112 http://www.wanfangdata.com.cn/details/detail.do?_type=perio&id=dzxb-e201106016 | 
		
				
				| Frey, F. A., Wise, W. S., Garcia, M. O., et al., 1990. Evolution of Mauna Kea Volcano, Hawaii:Petrologic and Geochemical Constraints on Postshield Volcanism. Journal of Geophysical Research, 95(B2):1271.  https://doi.org/10.1029/jb095ib02p01271 | 
		
				
				| Gambogi, J., 2011. Titanium and Titanium Dioxide, Mineral Commodity Summaries. U.S. Geological Survey, U.S. Government Printing Office, Washington DC. 195 | 
		
				
				| Gambogi, J., 2016. Titanium, 2015 Minerals Yearbook. US Geological Survey, Washington DC. 176-178 | 
		
				
				| Gao, J., He, G. Q., Li, M. S., et al., 1995. The Mineralogy, Petrology, Metamorphic PTDt Trajectory and Exhumation Mechanism of Blueschists, South Tianshan, Northwestern China. Tectonophysics, 250(1/2/3):151-168.  https://doi.org/10.1016/0040-1951(95)00026-6 | 
		
				
				| Gao, J., John, T., Klemd, R., et al., 2007. Mobilization of Ti-Nb-Ta during Subduction:Evidence from Rutile-Bearing Dehydration Segregations and Veins Hosted in Eclogite, Tianshan, NW China. Geochimica et Cosmochimica Acta, 71(20):4974-4996.  https://doi.org/10.1016/j.gca.2007.07.027 | 
		
				
				| Gao, J., Klemd, R., 2001. Primary Fluids Entrapped at Blueschist to Eclogite Transition:Evidence from the Tianshan Meta-Subduction Complex in Northwestern China. Contributions to Mineralogy and Petrology, 142(1):1-14.  https://doi.org/10.1007/s004100100275 | 
		
				
				| Gao, J., Klemd, R., 2003. Formation of HP-LT Rocks and Their Tectonic Implications in the Western Tianshan Orogen, NW China:Geochemical and Age Constraints. Lithos, 66(1/2):1-22.  https://doi.org/10.1016/s0024-4937(02)00153-6 | 
		
				
				| Gao, J., Klemd, R., Qian, Q., et al., 2011. The Collision between the Yili and Tarim Blocks of the Southwestern Altaids:Geochemical and Age Constraints of a Leucogranite Dike Crosscutting the HP-LT Metamorphic Belt in the Chinese Tianshan Orogen. Tectonophysics, 499(1/2/3/4):118-131.  https://doi.org/10.1016/j.tecto.2011.01.001 | 
		
				
				| Gao, J., Klemd, R., Zhang, L., et al., 1999. P-T Path of High-Pressure/Low-Temperature Rocks and Tectonic Implications in the Western Tianshan Mountains, NW China. Journal of Metamorphic Geology, 17(6):621-636.  https://doi.org/10.1046/j.1525-1314.1999.00219.x | 
		
				
				| Gázquez, M. J., Bolívar, J. P., Garcia-Tenorio, R., et al., 2014. A Review of the Production Cycle of Titanium Dioxide Pigment. Materials Sciences and Applications, 5(7):441-458.  https://doi.org/10.4236/msa.2014.57048 | 
		
				
				| Hooper, P. R., Hawkesworth, C. J., 1993. Isotopic and Geochemical Constraints on the Origin and Evolution of the Columbia River Basalt. Journal of Petrology, 34(6):1203-1246.  https://doi.org/10.1093/petrology/34.6.1203 | 
		
				
				| John, T., Klemd, R., Gao, J., et al., 2008. Trace-Element Mobilization in Slabs due to non Steady-State Fluid-Rock Interaction:Constraints from an Eclogite-Facies Transport Vein in Blueschist (Tianshan, China). Lithos, 103(1/2):1-24.  https://doi.org/10.1016/j.lithos.2007.09.005 | 
		
				
				| Klemd, R., Schröter, F. C., Will, T. M., et al., 2002. P-T Evolution of Glaucophane-Omphacite Bearing HP-LT Rocks in the Western Tianshan Orogen, NW China:New Evidence for 'Alpine-Type' Tectonics. Journal of Metamorphic Geology, 20(2):239-254.  https://doi.org/10.1046/j.1525-1314.2002.00347.x | 
		
				
				| Knittel, D., 1983. Titanium and Titanium Alloys. In: Grayson, M., ed., 3rd Edition. Encyclopaedia of Chemical Technology, 23. John Wiley and Sons. 98-130 | 
		
				
				| Korneliussen, A., 1995. Rutile Associated with Eclogites in Western Norway and Scapolitized Gabbros in Southern Norway. Norges Geologiske Undersøkelse Bulletin, 427:112-115 doi:  10.1007%2FBF00403755 | 
		
				
				| Korneliussen, A., Erambert, M., McLimans, R., et al., 1999. Ti/Fe-Ti Oxides at Different Metamorphic Stages in the Sunnfjord Region, W. Norway: Implications for the Genesis of Rutile (Eclogite) Ore Deposits. In: Stanley, C. J., ed., Mineral Deposits: Processes to Processing. Balkema, Rotterdam. 1105-1108 | 
		
				
				| Korneliussen, A., Foslie, G., 1985. Rutile-Bearing Eclogites in the Sunnfjord Region of Western Norway. Norges Geologiske Undersøkelse Bulletin, 402:65-71 doi:  10.1007%2Fs00710-006-0145-5 | 
		
				
				| Korneliussen, A., McEnroe, A. S., Nilsson, L. P., et al., 2000. An Overview of Titanium Deposits in Norway. Norges Geologiske Undersøkelse Bulletin, 436:27-38 | 
		
				
				| Leeman, W. P., Vitaliano, C. J., Prinz, M., 1976. Evolved Lavas from the Snake River Plain:Craters of the Moon National Monument, Idaho. Contributions to Mineralogy and Petrology, 56(1):35-60.  https://doi.org/10.1007/bf00375420 | 
		
				
				| Li, J. L., Gao, J., John, T., et al., 2013. Fluid-Mediated Metal Transport in Subduction Zones and Its Link to Arc-Related Giant Ore Deposits:Constraints from a Sulfide-Bearing HP Vein in Lawsonite Eclogite (Tianshan, China). Geochimica et Cosmochimica Acta, 120:326-362.  https://doi.org/10.1016/j.gca.2013.06.023 | 
		
				
				| Li, J. L., Gao, J., Wang, X. S., 2016a. A Subduction Channel Model for Exhumation of Oceanic-Type High-Pressure to Ultrahigh-Pressure Eclogite-Facies Metamorphic Rocks in SW Tianshan, China. Science China Earth Sciences, 59(12):2339-2354.  https://doi.org/10.1007/s11430-016-5103-7 | 
		
				
				| Li, J. L., Gao, J., Klemd, R., et al., 2016b. Redox Processes in Subducting Oceanic Crust Recorded by Sulfide-Bearing High-Pressure Rocks and Veins (SW Tianshan, China). Contributions to Mineralogy and Petrology, 171(8/9):72.  https://doi.org/10.1007/s00410-016-1284-2 | 
		
				
				| Li, Q. L., Lin, W., Su, W., et al., 2011. SIMS U-Pb Rutile Age of Low-Temperature Eclogites from Southwestern Chinese Tianshan, NW China. Lithos, 122(1/2):76-86.  https://doi.org/10.1016/j.lithos.2010.11.007 | 
		
				
				| Liu, X., Su, W., Gao, J., et al., 2014. Paleozoic Subduction Erosion Involving Accretionary Wedge Sediments in the South Tianshan Orogen:Evidence from Geochronological and Geochemical Studies on Eclogites and Their Host Metasediments. Lithos, 210/211:89-110.  https://doi.org/10.1016/j.lithos.2014.09.017 | 
		
				
				| Lü, Z., Zhang, L., Du, J., et al., 2009. Petrology of Coesite-Bearing Eclogite from Habutengsu Valley, Western Tianshan, NW China and Its Tectonometamorphic Implication. Journal of Metamorphic Geology, 27(9):773-787.  https://doi.org/10.1111/j.1525-1314.2009.00845.x | 
		
				
				| Malaspina, N., Hermann, J., Scambelluri, M., et al., 2006. Multistage Metasomatism in Ultrahigh-Pressure Mafic Rocks from the North Dabie Complex (China). Lithos, 90(1/2):19-42.  https://doi.org/10.1016/j.lithos.2006.01.002 | 
		
				
				| McLimans, R. K., Rogers, W. T., Korneliussen, A., et al., 1999. Norwegian Eclogite: An Ore of Titanium. In: Stanley, C. J., eds., Mineral Deposits. Processes to Processing. Balkema, Rotterdam. 1125-1127 | 
		
				
				| Meinhold, G., 2010. Rutile and Its Applications in Earth Sciences. Earth-Science Reviews, 102:1-28 doi:  10.1016/j.earscirev.2010.06.001 | 
		
				
				| Meinhold, G., Anders, B., Kostopoulos, D., et al., 2008. Rutile Chemistry and Thermometry as Provenance Indicator:An Example from Chios Island, Greece. Sedimentary Geology, 203(1/2):98-111.  https://doi.org/10.1016/j.sedgeo.2007.11.004 | 
		
				
				| Minkler, W. W., Baroch, E. F., 1981. The Production of Titanium, Zirconium and Hafnium. In: Tien, J. K., Elliott, J. F., eds., Metallurgical Treatises. AIME. 171-189 | 
		
				
				| Molina, J. F., Poli, S., Austrheim, H., et al., 2004. Eclogite-Facies Vein Systems in the Marun-Keu Complex (Polar Urals, Russia):Textural, Chemical and Thermal Constraints for Patterns of Fluid Flow in the Lower Crust. Contributions to Mineralogy and Petrology, 147(4):484-504.  https://doi.org/10.1007/s00410-004-0569-z | 
		
				
				| Rapp, J. F., Klemme, S., Butler, I. B., et al., 2010. Extremely High Solubility of Rutile in Chloride and Fluoride-Bearing Metamorphic Fluids:An Experimental Investigation. Geology, 38(4):323-326.  https://doi.org/10.1130/g30753.1 | 
		
				
				| Rhee, K. I., Sohn, H. Y., 1990. The Selective Chlorination of Iron from Ilmenite Ore by CO-Cl2 Mixtures:Part I. Intrinsic Kinetics. Metallurgical Transactions B, 21(2):321-330.  https://doi.org/10.1007/bf02664200 | 
		
				
				| Rudnick, R. L., Fountain, D. M., 1995. Nature and Composition of the Continental Crust:A Lower Crustal Perspective. Reviews of Geophysics, 33(3):267-309.  https://doi.org/10.1029/95rg01302 | 
		
				
				| Smythe, D. J., Schulze, D. J., Brenan, J. M., 2008. Rutile as a Kimberlite Indicator Mineral:Minor and Trace Element Geochemistry. 9th International Kimberlite Conference, August 10-15, 2008, Frankfurt. Extended Abstract, No. 9IKC-A-00193 https://pubs.geoscienceworld.org/geea | 
		
				
				| Sobolev, N. V., Dobretsov, N. L., Bakirov, A. B., et al., 1986. Eclogites from Various Types of Metamorphic Complexes in the USSR the Problems of Their Origin. In: Evans, B. E., Brown, E. H., eds., Blueschists Eclogites, Boulder. Geological Society of America Memoirs, 164: 349-363 | 
		
				
				| Su, W., Gao, J., Klemd, R., et al., 2010. U-Pb Zircon Geochronology of Tianshan Eclogites in NW China:Implication for the Collision between the Yili and Tarim Blocks of the Southwestern Altaids. European Journal of Mineralogy, 22(4):473-478.  https://doi.org/10.1127/0935-1221/2010/0022-2040 | 
		
				
				| Su, W., Zhang, M., Redfern, S. A. T., et al., 2009. OH in Zoned Amphiboles of Eclogite from the Western Tianshan, NW-China. International Journal of Earth Sciences, 98(6):1299-1309.  https://doi.org/10.1007/s00531-008-0379-z | 
		
				
				| Tagiri, M., Yano, T., Bakirov, A., et al., 1995. Mineral Parageneses and Metamorphic P-T Paths of Ultrahigh-Pressure Eclogites from Kyrghyzstan Tien-Shan. The Island Arc, 4(4):280-292.  https://doi.org/10.1111/j.1440-1738.1995.tb00150.x | 
		
				
				| Tao, R. B., Zhang, L. F., Stagno, V., et al., 2017. High-Pressure Experimental Verification of Rutile-Ilmenite Oxybarometer:Implications for the Redox State of the Subduction Zone. Science China Earth Sciences, 60(10):1817-1825.  https://doi.org/10.1007/s11430-016-9082-5 | 
		
				
				| Triebold, S., von Eynatten, H., Luvizotto, G. L., et al., 2007. Deducing Source Rock Lithology from Detrital Rutile Geochemistry:An Example from the Erzgebirge, Germany. Chemical Geology, 244(3/4):421-436.  https://doi.org/10.1016/j.chemgeo.2007.06.033 | 
		
				
				| Van Baalen, M. R., 1993. Titanium Mobility in Metamorphic Systems:A Review. Chemical Geology, 110(1/2/3):233-249.  https://doi.org/10.1016/0009-2541(93)90256-i | 
		
				
				| Volkova, N. I., Budanov, V. I., 1999. Geochemical Discrimination of Metabasalt Rocks of the Fan-Karategin Transitional Blueschist/Greenschist Belt, South Tianshan, Tajikistan:Seamount Volcanism and Accretionary Tectonics. Lithos, 47(3/4):201-216.  https://doi.org/10.1016/s0024-4937(99)00019-5 | 
		
				
				| Watson, E. B., Wark, D. A., Thomas, J. B., 2006. Crystallization Thermometers for Zircon and Rutile. Contributions to Mineralogy and Petrology, 151(4):413-433.  https://doi.org/10.1007/s00410-006-0068-5 | 
		
				
				| Wei, C. J., Powell, R., Zhang, L. F., 2003. Eclogites from the South Tianshan, NW China:Petrological Characteristic and Calculated Mineral Equilibria in the Na2O-CaO-FeO-MgO-Al2O3-SiO2-H2O System. Journal of Metamorphic Geology, 21(2):163-179.  https://doi.org/10.1046/j.1525-1314.2003.00435.x | 
		
				
				| Whitehead, J., 1983. Titanium Compounds (Inorganic). In: Grayson, M., ed., 3rd edition. Encyclopaedia of Chemical Technology, 23. John Wiley and Sons. 131-176 | 
		
				
				| Xiao, Y. L., Sun, W. D., Hoefs, J., et al., 2006. Making Continental Crust through Slab Melting:Constraints from Niobium-Tantalum Fractionation in UHP Metamorphic Rutile. Geochimica et Cosmochimica Acta, 70(18):4770-4782.  https://doi.org/10.1016/j.gca.2006.07.010 | 
		
				
				| Yang, H. J., Frey, F. A., Weis, D., et al., 1998. Petrogenesis of the Flood Basalts Forming the Northern Kerguelen Archipelago:Implications for the Kerguelen Plume. Journal of Petrology, 39(4):711-748.  https://doi.org/10.1093/petroj/39.4.711 | 
		
				
				| Zack, T., Moraes, R., Kronz, A., 2004. Temperature Dependence of Zr in Rutile:Empirical Calibration of a Rutile Thermometer. Contributions to Mineralogy and Petrology, 148(4):471-488.  https://doi.org/10.1007/s00410-004-0617-8 | 
		
				
				| Zhang, L. F., Ellis, D. J., Jiang, W. B., 2002. Ultrahigh-Pressure Metamorphism in Western Tianshan, China:Part I. Evidence from Inclusions of Coesite Pseudomorphs in Garnet and from Quartz Exsolution Lamellae in Omphacite in Eclogites. American Mineralogist, 87(7):853-860.  https://doi.org/10.2138/am-2002-0707 | 
		
				
				| Zhang, L. F., Song, S. G., Liou, J. G., et al., 2005. Relict Coesite Exsolution in Omphacite from Western Tianshan Eclogites, China. American Mineralogist, 90(1):181-186.  https://doi.org/10.2138/am.2005.1587 |