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1/106

2

4o

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(MARCASITE: Mrc)

1. : FeS

2. :.

(010) (001)(. 4.1)

3. x:

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4.1. .

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4. :

(. 4.1 4.2)5. : -

(44-52%)

6. : (. 4.1 4.2)

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4.2. ( ) .

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7.: , ,

, (. 4.3 4.4)

8. :

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4.3.

() ().

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4.4.

() ().

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9. :. (101), (011),

(. 4.5 4.6)

.

(. 4.7 4.10)

. (6-6,5)

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4.5.

() ().

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4.6. () ().

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4.7. (Mrc) (Cpy) (Py)

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4.8. () ().

.

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4.9. () ().

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4.10. ()

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10.

: , (. 4.11 4.12)

:,

:

11.:,

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4.11. , , (Py) (Mrc) () ().

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4.12. (Py), (Cpy), (Mrc)(Gg) () () .

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(MAGNETITE: Mt)

1. : Fe Fe O

( Fe Mg, Mn, Zn, Ni Fe Al, Ti, V, Cr)

1. : .

(, )(. 4.13 4.14)

2. :

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4.13. (Mt) (Gg)

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4.14. (Mt) (Cpy), (Po) (Pent)

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4. : :

.

(.. , )(. 4.15 4.16)

. (. 4.13)

.

(. 4.17)5. : (20-

22%)

6. :

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4.15. (Mt) (Py:, Cpy:, Po:) (Gg)

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4.16. (Mt) (Py:, Cpy:, Po:, Pent:) (Gg)

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4.17. (Mt),

(), (Gg).

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7. : .(

: , , , )

8. :

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7. :

) , (.4.13 4. 17)

) (FeTiO3)(111) (>6000) (. 4.18 4.21)

) (Fe2TiO4)

(100) (>6500

).

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4.19. .

() ()

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4.20. ()

()

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4.21. (Mt) (Ilm). () ()

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) :( Fe

2O

3).:

i. 0 (.. ) (111)

ii. .

. (. 4.22 4.26)

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4.22. (Cpy), (Mrc) (Mt) (Hem)

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4.23. (Py), (Cpy), (Ga) ()

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4.24. : (111) (, ) (:

)

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4.25. () ()()

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4.26. ( ) . ()

()

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) (111)

) ( ) (. 4.27

4.29)

) ( )

) (. 4.30)

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4.27. () (: , : )

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4.28. () ( )

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4.29. (Mt) (Hem) (111).

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4.30. () ( )

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10. :

: .

. , (. 4.31).

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4.31. (Cpy), (Po), (Mt) (Sph)

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: ,

, (.4.32)

: ,

,(. 4.33)

: (.4.30)

11.:, 0 ,,

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4.32. (Mt) (Hem) () ()

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4.33. (Mt) (Ilm) () ()

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(HEMATITE:Hem)

1. : Fe23

2. : .

(0001) (. 4.34). ()

(. 4.35).

3. :, ()

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4.35. () ()

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4. : :

. ( ) (. 4.36)

. (. 4.37)

5. : (25-29%)

6. : , (. 4.38)

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4.36.

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4.37. (Py), (Cpy), (Hem)(Gg).

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4.38.

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7.: . , ,

(. 4.39)

8. :

( )

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4.39. () ()

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9. :

) (1011) (. 4.40

4.42)

) (6),

) (. 4.43)

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4.40. () ()

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4.41. . .

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4.42. () ()

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4.43. (Mt) (Hem) (Gg)

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10. :

,:

:

:

: ,

:,

11.:, --

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(ILMENITE: Ilm)

1. : FeTiO3(Mg, Mn, Fe3+)

2. :3. :

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4. : (. 4.444.45)

5. : (18-21%)

6. : (. 4.46) . .

: , : ,

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4.44. (Ilm) (Mo) (Gg)

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4.45. (Ilm) (Apy) (Gg)

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4.46. (Ilm) (Mt:)

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7. : , (. 4.47).

8. :

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4.47. (). ()

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9. :

) (1011),

, (. 4.48 4.49).

) (0001).

, (.4.50 4.52). (.4.53).

i. 7000 C

ii. 600-5000 C

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4.48. (). ()

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4.49. (). ()

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4.50. () ()

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4.51. () () (). () ()

()

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4.52. () () .

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4.53. () () .

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10. :

: (.4.54 4.55), ,

: , (. 4.50 4.53)

: ,,

: ,,

11.:

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4.54. (Mt) (Ilm) () ()

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4.55. (Ilm) (), (Mt) (Hem). ()

()

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(CHROMITE:Chr)

1. :(Mg,Fe2+)(Fe3+,Al,Cr)2O4( Zn, Mn, Ti)

2. :. (. 4.56)

3. :

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4.56. () ()

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4. :. , (

) (. 4.56 4.57)

. (. 4.58 4.59)

5. :(12-15%),

6. :

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4.57. () ()

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4.58. (Chr) (Nic) (Gg)

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4.59. () () ()

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7. :

8. :

Mg Al( ) (. 4.71 4.72)

9 :

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9. :

. / (. 4.60 4.61)

. (111) (. 4.62)

. . (. 4.63 4.64)/

. Cr- Cr- () (. 4.65)

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4.60. () ()

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4.61. ( )

()

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4.62. (111) ()

()

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4.63.

( )

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4.64. () .

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4.65. (), ( )

()

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.

(. 4.66 4.70)

. , , , (111)

.

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4.66. ()

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4.67. (Chr: , Fchr:)

(Po) (Cpy)

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4.68. ()

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4.69. (Chr), (Fchr) (Mt).

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4.70. (Chr), (Fchr) (Mt).

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4.71. ,

.

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4.72. .

10

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10.

: ,

: (.

4.66 4.68)

!!!

, (. 4. 73)

: ,(. 4.74)

:, , (.4.75)

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4.73. () () ()

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4.74. (Chr), (Mt) (Hem)

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4.75. (Chr) (Mt),

(Ilm)+ (Hem) .

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11. :. .

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OMADA-2