balance cobre

SOCIEDAD MINERA CORONA S.A. BALANCE DE 2 PRODUCTOS ENSAYES DEL DIA 6-Feb-11 PLANTA CONCENTRADORA OPCION Cu CAMPAÑA MC-02-2011-02-Cu.

CHUMPE PRIMER TURNO MINA: YAURICOCHA

T.M.H. 608.00 % H2O 5.67 DENSIDAD: 1400.00 ING. Ing.Gomez

L E Y E S C O N T E N I D O F I N O S % RECUPERACION ANALISIS MALLA

PROD. T.M.S. Ag oz/TC % Pb % Cu % Zn oz Ag TM Pb TM Cu TM Zn Ag Pb Cu Zn % Fe pH MALLA % PESOCABEZA 573.526 2.58 0.65 2.95 1.30 1,631.071 3.728 16.919 7.456 100.00 100.00 100.00 100.00 23.90 11.40 65 3.80CONC Cu 79.356 12.83 2.96 19.39 8.45 1,122.291 2.349 15.387 6.706 68.81 63.01 90.95 89.94 29.00 100 3.10RELAVE 494.171 0.93 0.28 0.31 0.15 506.593 1.384 1.532 0.741 31.06 37.12 9.05 9.94 150 11.00RATIO 7.23 DIFERENCIA -0.13 0.13 0.00 -0.12 200 15.30

-200 66.80SEGUNDO TURNO

T.M.H. 608.00 % H2O 5.39 DENSIDAD: 1400.00 ING. Gomez-Rodriguez


PROD. T.M.S. Ag oz/TC % Pb % Cu % Zn oz Ag TM Pb TM Cu TM Zn Ag Pb Cu Zn % Fe pH MALLA % PESOCABEZA 575.229 2.79 0.41 2.62 0.95 1,769.068 2.358 15.071 5.465 100.00 100.00 100.00 100.00 26.20 11.00 65 3.00CONC Cu 58.707 16.58 3.13 22.68 7.80 1,072.943 1.838 13.315 4.579 60.65 77.91 88.35 83.80 26.30 100 3.60RELAVE 516.521 1.22 0.10 0.34 0.17 694.621 0.517 1.756 0.878 39.26 21.90 11.65 16.07 150 11.00RATIO 9.80 DIFERENCIA -0.09 -0.19 0.00 -0.14 200 16.40

-200 66.00TERCER TURNO

T.M.H. 608.00 % H2O 6.58 DENSIDAD: 1420.00 ING. Ing.Rodriguez


PROD. T.M.S. Ag oz/TC % Pb % Cu % Zn oz Ag TM Pb TM Cu TM Zn Ag Pb Cu Zn % Fe pH MALLA % PESOCABEZA 567.994 2.59 0.59 2.25 1.06 1,621.597 3.351 12.780 6.021 100.00 100.00 100.00 100.00 26.70 11.00 65 4.30CONC Cu 58.799 15.89 4.48 19.31 8.50 1,029.899 2.634 11.354 4.998 63.51 78.61 88.84 83.01 24.50 100 4.50RELAVE 509.194 1.05 0.14 0.28 0.20 589.349 0.713 1.426 1.018 36.34 21.27 11.16 16.91 150 12.20RATIO 9.66 DIFERENCIA -0.14 -0.12 0.00 -0.07 200 15.20

-200 63.80

T.M.H. 1,824.000 ACUMULADO DEL DIA 6-Feb-11% H2O 5.88 DENSIDAD: 1406.67


PROD. T.M.S. Ag oz/TC % Pb % Cu % Zn oz Ag TM Pb TM Cu TM Zn Ag Pb Cu Zn % Fe pH MALLA % PESOCABEZA 1,716.749 2.65 0.55 2.61 1.10 5,021.737 9.438 44.770 18.941 100.00 100.00 100.00 100.00 25.60 11.13 65 3.70CONC Cu 196.862 14.86 3.46 20.35 8.27 3,225.133 6.821 40.056 16.283 64.22 72.27 89.47 85.96 26.61 100 3.73RELAVE 1,519.886 1.07 0.17 0.31 0.17 1,790.564 2.613 4.714 2.638 35.66 27.69 10.53 13.93 150 11.40RATIO 8.72 DIFERENCIA -0.12 -0.04 0.00 -0.11 200 15.64

-200 65.54

T.M.H. 3,344.00 ACUMULADO MENSUAL A LA FECHA 6-Feb-11% H2O 6.32 DENSIDAD: 1406.67


PROD. T.M.S. Ag oz/TC % Pb % Cu % Zn oz Ag TM Pb TM Cu TM Zn Ag Pb Cu Zn % Fe pH MALLA % PESOCABEZA 3,132.629 2.71 0.66 2.68 1.13 9,362.201 20.821 84.034 35.271 100.00 100.00 100.00 100.00 25.33 11.23 65 4.29CONC Cu 371.033 15.23 3.90 20.47 8.23 6,229.673 14.463 75.933 30.539 66.54 69.46 90.36 86.58 26.14 100 4.41RELAVE 2,761.596 1.03 0.23 0.29 0.17 3,123.948 6.351 8.101 4.683 33.37 30.50 9.64 13.28 150 11.58RATIO 8.44 DIFERENCIA -0.09 -0.04 0.00 -0.14 200 14.40

-200 65.32

T.M.H. 27,097.00 ACUMULADO ANUAL A LA FECHA 6-Feb-11% H2O 6.29 DENSIDAD: 1437.76


PROD. T.M.S. Ag oz/TC % Pb % Cu % Zn oz Ag TM Pb TM Cu TM Zn Ag Pb Cu Zn % Fe pH MALLA % PESOCABEZA 25,393.398 2.15 0.60 2.41 0.96 60,278.910 153.374 612.291 244.666 100.00 100.00 100.00 100.00 26.52 10.89 65 5.64CONC Cu 2,613.780 13.42 3.31 21.19 7.93 38,659.880 86.565 553.853 207.357 64.14 56.44 90.46 84.75 26.72 100 5.28RELAVE 22,779.618 0.86 0.29 0.26 0.16 21,686.133 66.674 58.439 37.189 35.98 43.47 9.54 15.20 150 11.97RATIO 9.72 DIFERENCIA 0.11 -0.09 0.00 -0.05 200 14.32

-200 62.79CONSUMO DE REACTIVOS Y ACERO (KGS/TMS)

REACTIVOS (KDIA DIA MES AÑO A C U M U L A D O 2, 0 1 0 .S04Zn 0.495 0.399 0.390CNNa 0.087 0.097 0.074 L E Y E S % RECUPERACIONZ - 11 0.000 0.024 0.023 PROD. T.M.S. Ag oz/TC % Pb % Cu % Zn Ag Pb Cu Zn % FeZ - 6 0.029 0.056 0.040 CABEZA 192,500.510 2.44 0.55 2.24 1.02 100.00 100.00 100.00 100.00 25.20MIBC 0.000 0.000 0.000 CONC Cu 18,424.895 16.74 3.40 20.90 9.05 65.53 59.07 89.41 84.54 23.91FROTHER - 70 0.030 0.017 0.023 RELAVE 174,075.615 0.93 0.25 0.26 0.18 34.47 40.86 10.59 15.45CAL 0.596 0.981 1.285 RATIO 10.45 0.00 -0.07 0.00 0.00CuSO4 0.000 0.000 0.017

OXIDO DE ZINC 0.029 0.032 0.027 A C U M U L A D O 2, 0 0 9.FOSFAT. MONOS. 0.000 0.000 0.000 L E Y E S % RECUPERACIONTYLOSE 0.000 0.000 0.000 PROD. T.M.S. Ag oz/TC % Pb % Cu % Zn Ag Pb Cu Zn % FeBICROM. SODIO 0.000 0.000 0.000 CABEZA 200,751.462 2.34 0.58 2.37 1.08 100.00 100.00 100.00 100.00 24.22CARBON WPH 0.000 0.000 0.000 CONC Cu 20,824.907 15.05 3.79 20.70 9.26 66.81 68.02 90.77 88.70 24.57BARRAS Y ACEROS DIA MES AÑO RELAVE 179,926.555 0.87 0.21 0.24 0.14 33.30 31.97 9.23 11.31BOLAS 1.1/2" Ø 0.000 0.000 0.339 RATIO 9.64 0.12 -0.01 0.00 0.01BOLAS 2" Ø 0.405 0.222 0.319

BARRAS 3" Ø 0.000 0.000 0.181 ACUMULADO MENSUAL MINERAL POLIMETALICOL E Y E S RECUPERACION

CONSUMO DE ENERGIA 2,011 PROD. T.M.S. Ag OZ/TC %Pb % Cu %Zn Ag Pb Cu Zn %FeDIARIO MENSUAL ANUAL 2009 200966,108.48 338,993.92 2,194,963.84 22,624,882.22 22,053,185.75 CABEZA 4,822.236 3.05 2.56 0.69 5.08 100.00 100.00 100.00 100.00 17.84

28.25 30.09 28.01 27.03 28.04 INDICE (KW/TMS): CONC Cu 80.489 42.40 12.01 23.38 5.47 23.23 7.84 56.51 1.79 20.17CONC Pb 156.190 32.58 58.23 1.87 4.90 34.63 73.73 8.76 3.12 8.25

OBSERVACIONES : CONC Zn 431.916 4.16 1.15 1.13 49.98 12.22 4.04 14.67 88.04 9.18

RELAVE 4,153.641 1.06 0.43 0.16 0.42 29.92 14.39 19.98 7.05

RATIO 59.91 30.87 11.16 0.00 0.00 -0.09 0.00

STOCK DE CONCENTRADOS T.M.S.Cc. Cu C. Pb Cc. Zn Cu-Camp.

80.489 54.836 31.370 239.345Carros ( aprox ) 3 2 1 8

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