geology and petrology of intrusive rocks, eastern najmabad, gonabad

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M.H. Karimpour, M. Moradi, E. Salati, Dept. of Geology, Ferdowsi University of Mashhad, Iran

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09 1 1 09 1 1

)(

: 81/30/0931 : 13/ 60/[email protected]

51 . ) - ( . . - . ,] [(5 to 11) 10-5 SI ) ( S. ) (LILE Rb, Ba, Zr, Th, Hf, K ) (REE Ce, Sm Sr, P, Ti . ) (LREE ) (HREE - . 54/7 5/11 = ( La/Yb)n . . ] [(>500) 10-5 SI ) ( I. - ) (LREE ) (HREE . 6/9 46 = ( La/Yb)n . . : . - W-Au-Sn .

:

. 001 . - 0005:1 05 . 2 GMS 1 10-5 SI 03 . 11 XRF ICP-MS Acme Lab. Canada .

51 002366 002576 0035873 0023973 . : 000052:1 ) 3831( 000001:1 )4831( . 38-1831 . .

1

09 1 1 . - ), 4831(. - , - - ) ( ) 1(.

) 1(. . ) ( . ) 1(. 05 ) 1(. : ) 1(. . )4891( 531 . . . - ) 1( . . - . 07 021 . . 03-07 . .

- )- ( ) 1(. ) 1(. 53 55 . )01%-51%( )51%-02%( )01%-51%( 5%-01% . . .

. . ) 1(. ) ( ) 1(. . . . 52% 03% 52% 03% 51% . . .

) 1(. ) 1(. . 52 03 . 51 02 51 02 5 2 3 . . .

1.

2

09 1 1 11 ) ( XRF . )1( .

) 1(. ) 1(. 52 53 . 51 02 51 02 5 . - . 01 51 .

)9791( ) 3(. )8991 . (Villaseca et al ) 4(. )6791( ) 5(.

) 2(. ) Rowan and Mars 2003;Rowan 6991 ,..(et al., 2003; Hubbard et al., 2007; Yamaguchi et al . : . ) 2(. ) 2(. . ) 2(. . ) 2(. ) 2(. . . ) ( ) 2(..

3. )& Cox 9791 ,(Pankhurst

4. ) Villaseca 8991 ,.(et al

2.

3

09 1 1

1. )(

%Oxides 2SiO 2TiO 3Al2O 3Fe2O FeO MnO MgO CaO Na2O K2O 5P2O Q C Or Ab An Di Hy Mt Il Ap Rb Sr Ba Nb Zr Co Rb/Sr Rb/Ba Sr/Ba KC811 52/26 16/0 53/31 11/2 3/6 11/0 52/3 63/3 29/2 56/3 61/0 3/61 0 6/12 7/42 5/21 6/2 8/51 1/3 2/1 4/0 671 102 652 21 421 3/71 78/0 786/0 587/0 KC911 34/36 6/0 50/41 18/4 1/0 72/3 82/3 88/2 83/3 61/0 4/91 1/0 02 4/42 2/51 0 4/41 3 1/1 4/0 641 481 203 11 561 3/41 97/0 384/0 906/0 KC411 86/56 23/0 92/31 28/1 7/4 30/0 83/2 44/3 15/3 1/0 4/12 3/0 7/02 1/92 8/9 0 6/21 6/2 6/0 2/0 121 153 359 5/4 98 7/4 43/0 21/0 863/0 KC621 73/46 85/0 40/31 80/2 47/4 1/0 61/3 35/3 19/2 13/3 31/0 9/02 0 6/91 6/42 7/21 2/3 5/21 3 1/1 3/0 051 181 482 3/11 541 7/41 28/0 825/0 736/0 KC721 38/36 26/0 88/31 21/1 4/6 1/0 58/3 37/3 97/2 89/1 61/0 2/22 7/0 7/11 6/32 5/71 0 6/91 6/1 2/1 4/0 001 342 194 1/11 351 8/01 14/0 302/0 494/0

2-KP 73/56 23/0 42/41 28/1 98/2 20/0 95/2 39/3 92/5 70/2 31/0 3/51 0 2/21 8/44 9 8/7 6 6/2 6/0 3/0 91 004 151 4/3 741 3/7 740/0 521/0 46/2 3-KP 1/56 24/0 83/51 29/1 32/3 20/0 5/1 48/3 96/5 73/1 81/0 3/61 0 1/8 1/84 4/21 5/4 2/5 8/2 8/0 4/0 72 405 891 2/5 761 6/6 350/0 931/0 45/2 3-KI 85/56 14/0 51/51 19/1 72/3 60/0 94/1 52/3 64/5 53/1 71/0 7/81 0 8 2/64 8/21 8/1 7/6 8/2 8/0 4/0 111 125 126 1/82 382 9 12/0 871/0 38/0

KC321 71/46 5/0 80/51 2 7/4 40/0 78/2 58/2 77/2 13/3 81/0 7/22 2/2 6/91 4/32 31 0 4/31 9/2 1 4/0 711 632 115 9/31 671 1/5 594/0 922/0 264/0 KC121 77/66 8/0 81/51 3/2 67/4 90/0 81/2 94/1 17/1 95/2 1/0 2/83 2/2 3/51 5/41 7/6 0 1/11 3/3 5/1 2/0 401 13 573 8/61 712 5/9 53/3 772/0 280/0

52-KP 85/56 54/0 3/41 59/1 59/1 30/0 83/1 48/3 98/4 11/1 51/0 22 0 6/6 4/14 8/31 6/3 6 8/2 9/0 4/0 62 825 691 9/4 071 3/7 50/0 231/0 396/2

)Norm (CIPW

)Trace (ppm

4

09 1 1 . )( ICP-MS Acme Lab. Canada )2( . ) (MORB ) 7(. ) (LILE ,Rb, Ba, Zr, Th Hf, K ) (REE Ce, Sm Sr, P, Ti . Ti Ti P . Hf Zr .

5. SiO2/K2O K2O )6791 ,.(Peccarillo & Taylor

. )4891( Rb Ta Yb Nb ) (ORG ) (Syn-COLG ) (WPG 7. )3891 , .(Pearce

) (VAG . Rb Ta+Yb Ta ) Yb 4891( ) VAG ( , ) 6(.

)8 ( . ) (LREE ) (HREE ) 8(. 54/7 5/11 = ( La/Yb)n . . - Eu ) 8(. - .

8 . )4891 ,.(Boynton 6. )4891 ,. (Pearce et al .

5

09 1 1

2. )(

)REE (ppm La Ce Pr Nd Sm Eu Gd Tb Dy Ho Er Tm Y Yb Lu Sum (La/Yb)n *Eu/Eu (La/Sm)n (Eu/Yb)n811-KC 911-KC 411-KC 621-KC 721-KC 2-KP 3-KP 3-KI 321-KC 121-KC 52-KP

92 4/26 70/7 6/62 31/5 89/0 56/4 77/0 65/4 98/0 66/2 33/0 72 16/2 93/0 40/841 94/7 416/0 55/3 60/1

7/92 9/46 3/7 3/72 93/5 69/0 18/4 97/0 15/4 48/0 25/2 23/0 2/52 44/2 63/0 41/251 02/8 75/0 64/3 11/1

4/7 3/41 25/1 4/6 33/1 72/0 71/1 81/0 49/0 71/0 94/0 70/0 6/4 24/0 70/0 37/43 78/11 66/0 5/3 28/1

3/33 27 20/8 1/13 38/5 89/0 39/4 8/0 85/4 78/0 65/2 33/0 2/62 44/2 63/0 1/861 02/9 55/0 95/3 41/1

6/22 1/94 25/5 9/12 70/4 29/0 34/3 65/0 32/3 26/0 38/1 22/0 8/71 37/1 52/0 89/511 708/8 57/0 94/3 15/1

5/61 8/73 75/4 1/81 89/2 58/0 2/2 82/0 33/1 12/0 65/0 60/0 2/6 5/0 60/0 68 52/22 10/1 84/3 38/4

6/31 7/82 16/3 9/31 36/2 68/0 1/2 92/0 43/1 32/0 6/0 70/0 9/6 55/0 80/0 65/86 76/61 21/1 52/3 44/4

5/55 9/411 19/11 6/04 85/5 93/1 82/3 73/0 14/1 22/0 95/0 90/0 4/7 85/0 90/0 15/632 15/46 99/0 62/6 18/6

92 8/16 58/6 1/72 75/4 71/1 92/3 24/0 40/2 33/0 58/0 11/0 01 18/0 21/0 64/831 41/42 29/0 99/3 01/4

7/43 6/77 63/8 9/03 46/5 50/1 66/4 47/0 15/4 38/0 94/2 23/0 5/42 24/2 63/0 85/471 66/9 26/0 78/3 32/1

9/61 1/73 63/4 8/61 9/2 28/0 40/2 72/0 33/1 12/0 36/0 70/0 1/7 35/0 80/0 40/48 94/12 30/1 66/3 93/4

6

09 1 1

. . )8991 . (Villaseca et al ) 9(. )6791( ) 01(.

11 . )4891 ,. (Pearce et al .

Rb, Ba, K, Ce, Ta, Nb, Y ) 21(. . ) (LILE Rb, Ba, Zr, Th, Hf, K ) (REE Ce, Sm Sr, P, Ti - . Ti Ti P . Hf Zr .

9. ) ,.Villaseca et al 8991(

01. SiO2/K2O K2O )6791 ,.(Peccarillo & Taylor

21. ) , Pearce 3891(.

)31 ( . ) (LREE ) (HREE ) 31(. 6/9 46 = ( La/Yb)n . . )5891( Eu/Eu Eu . < *Eu/Eu

. )4891( Ta Yb Rb Nb ) (ORG ) (Syn-COLG ) (WPG ) (VAG . Rb Ta+Yb Ta ) Yb 4891( ) VAG ( , ) 11(. . )( )2( . ) 21(.

7

09 1 1 05 : 1- ) ( 2- ) (. . ) ( S ) .(I ) ( ) ( S . . . )( . . . : . ) & Bottrell 8891 Yardley 5891 .Shepherd et al 9791 ,4791 , Sillitoe 5791 .Sillitoe et al 7991 , Takagi & Tsukimura .Frost et al 1002 6002 , (Blevin . W-Au-Sn .

0.1 0.1 > * Eu/Eu ) Taylor 5891 , .(and McLennan Eu ) 31(.

31. )4891 ,(Boynton

)7791( . I S . 5-01*001 5-01*05 . 5-01*01 , ) 41(. 5-01*005 , ) 41(.

8821/ 11/61/78 .

41.

8

1 09 1

. . 3831 000052:1 . .. 4831 000001:1 . . 6831 ) 1(. .

Ishihara S., 1977, The magnetite-series and ilmeniteseries granitic rocks, Mining geology, Japan, 27, p.43- 300. Pearce J.A., 1983, Role of sub-continental lithosphere in magma genesis at active continental margins. In: Continental Basalts and Mantle XenolithsHawkesworth C. J., Norry M. J., eds. (1983) Nantwich, UK: Shiva, p.209229.

Blevin, P., Granite associated Mineralization in New South Wales, SMEDG Symposium, p.25-26 May 2006. Bottrell, S.H., Yardley, B.W.D., 1988, The composition of a primary granite derived ore fluid from S.W. England, determined by fluid inclusion analysis, Geochimica et Cosmochimica Acta 52, p.585588. Boynton, W.V., 1984, Cosmochemistry of the rare earth elements; meteorite studies. In: Rare earth element geochemistry, Henderson, P. (Editors), Elsevier Sci. Publ. Co., Amsterdam, p.63-114. Cox K.G., Bell J.D., Pankhurst R.J., 1979, The interpretation of igneous rocks, London, Allen and Unwin, 450 p. Davoudzadeh M, Schmidt, K., 1984, Plate tectonics, orogeny, and mineralization in the Iranian fold belts; report of a German-Iranian research program 1977-19. Neues Jahrbuch fuer Geologie und Palaeontologie, Abhandlungen, 168, 2-3, p.182-207. Frost, B.R., Barnes, C.G., Collins, W.J., Arculus, R.J., Ellis, D. J., Frost, C.D., 2001, A Geochemical Classification for Granitic Rocks, Journal of Petrology Volume 42 Number 11, p.2033-2048. Hubbard, B.E., Rowan, L.C., Dusel-Bacon, C., Eppinger, R.G., 2007, Geologic Mapping and Mineral Resource Assessment of the Healy and Talkeetna Mountains Quadrangles, Alaska Using Minimal Cloud- and SnowCover ASTER Data. USGS Open-File Report p. 20071046. 9

Pearce J.A., Harris N.B.W., Tindle A.G., 1984, Trace element discrimination diagrams for the tectonic interpretation of granitic rocks. J. Petrol.,25, p.956-983. Peccarillo A., Taylor S.R., 1976, Geochemistry of the Eocene calc-alkaline volcanic rocks from the Kastamonu area northern Turkey, Contributions to Mineralogy and Petrology, Vol.58, p.63-81. Rowan, L.C., Hook, S.J., Abrams, M.J., Mars, J.C., 2003, Mapping hydrothermally altered rocks at Cuprite, Nevada, using the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER), A new satellite imaging system. Economic Geology, August 2003, v. 98, no. 5, p.1019-1027. Rowan, L.C., Mars, J.C., 2003, Lithologic mapping in the Mountain Pass, California, area using Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) data, Remote Sensing of Environment, v. 84, no. 3, p.350366. Shepherd, T.J., Miller, M.F., Scrivener, R.C., Darbyshire, D.P.F., 1985, Hydrothermal fluid evolution in the relation to mineralization in southwest England with special reference to the DartmoorBodmin area. In: Halls, C. (ed.) High Heat Production Granites, Hydrothermal Circulation and Ore Genesis. London: Institute of Mining and Metallurgy, p.345364. Sillitoe, R.H., 1974, Tin mineralization above mantle hot spots: Nature, p.497- 499. Sillitoe, R.H., Hall, C., Grant, J.N., 1975, Porphyry tin deposits in Bolivia: Econ. Geology, V.70, p. 913-927.

1 09 1 Sillitoe, R.H., 1979, Some thoughts in gold Rich porphyry cooper deposits: Mineral Deposita, V.14, p. 161-174. Takagi, T., Tsukimura, K., 1997, Genesis of oxidized and reducing Type Granites. Econ. Geology V. 92, p.81-86. Taylor, S.R., McLennan, S.M., 1985, The Continental Crust; Its composition and evolution; an examination of the geochemical record preserved in sedimentary rocks. Blackwell, Oxford. 312 p

Yamaguchi, Y., Rowan, L.C., Tsu, H., Kahle, A.B., 1996, Application of ASTER data to geological studies. Proceedings of the Eleventh thematic conference on geologic remote sensing; practical solutions for real world problems: 11: I. p.77-I.86.

Villaseca, C., Downes, H., Pin, C., Barbero, L., 1998, Nature and Composition of the Lower Continental Crust in Central Spain and the Granulite-Granite Linkage: Inferences from Granulitic Xenoliths, Journal of Petrology. V- 40. No-10, p.1465-1496

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