PERHITUNGAN VALUE OF DEPOSIT DAN AVERAGE GRADE

Number Of

Triangle

Sample Data Foot Assay Product

(ft. ¢/cuyd)

Average Assay

(¢/cuyd)

Average Thickness

(ft)

Area Of Triangle (Rumus ABC) Area Of Triangle (Rumus 1/2.A.T) Average Area (sqft)

Volume Total Value Aa . Volume

(¢)Foot (ft)Assay

(¢/cuyd)A

(ft)B

(ft)C

(ft)S (ft) Luas (sqft)

Alas (ft)

Tinggi (ft)

Luas (sqft) cuft cuyd

27

42 6.0 252.0

9.070 39.000 450 420 680 775 92165.527 680 270 91800.000 91982.764 3587327.777 132863.992 1205087.76149 12.8 627.2

26 7.0 182.0

117 1061.2

28

49 12.8 627.2

12.610 33.000 420 240 360 510 43115.542 420 210 44100.000 43607.771 1439056.450 53298.387 672098.04424 18.3 439.2

26 7.0 182.0

99 1248.4

29

24 18.3 439.2

11.062 24.333 360 510 400 635 71621.291 510 270 68850.000 70235.646 1709067.378 63298.792 700188.69023 8.1 186.3

26 7.0 182.0

73 807.5

30

24 18.3 439.2

12.516 22.500 510 500 140 575 34919.327 510 140 35700.000 35309.663 794467.425 29424.719 368288.50720.5 10.7 219.4

23 8.1 186.3

67.5 844.9

35

42 6.0 252.0

7.145 27.667 860 450 700 1005 157059.223 860 360 154800.000155929.61

14314052.578 159779.725 1141558.759

26 7.0 182.0

15 10.6 159.0

83 593.0

36

26 7.0 182.0

8.239 21.333 700 400 460 780 87108.209 700 260 91000.000 89054.104 1899820.891 70363.737 579731.22523 8.1 186.3

15 10.6 159.0

64 527.3

37

15 10.6 159.0

11.178 16.667 460 410 140 505 28071.148 460 100 23000.000 25535.574 425592.904 15762.700 176195.46223 8.1 186.3

12 17.8 213.6

50 558.9Number

Of Triangle

Sample Data Foot Assay Product (ft.

¢/cuyd)

Average Assay

(¢/cuyd)

Average Thickness

(ft)

Area Of Triangle (Rumus ABC) Area Of Triangle (Rumus 1/2.A.T) Average Area (sqft)

Volume Total Value Aa . Volume

(¢)Foot (ft) Assay A B C S (ft) Luas (sqft) Alas Tinggi Luas (sqft) cuft cuyd

(¢/cuyd) (ft) (ft) (ft) (ft) (ft)

38

12 17.8 213.6

9.504 16.333 410 400 140 475 27852.008 410 125 25625.000 26738.504 436728.902 16175.145 153729.89423 8.1 186.3

14 4.7 65.8

49 465.7

39

23 8.1 186.3

8.199 19.167 400 140 440 490 27780.389 440 125 27500.000 27640.194 529770.392 19621.126 160876.16820.5 10.7 219.4

14 4.7 65.8

57.5 471.5

40

20.5 10.7 219.4

9.924 16.833 440 410 125 487.5 25505.801 440 125 27500.000 26502.901 446132.161 16523.413 163974.42816 13.5 216.0

14 4.7 65.8

50.5 501.2

43

15 10.6 159.0

13.314 12.333 530 140 470 570 31311.340 530 125 33125.000 32218.170 397357.429 14716.942 195934.20412 17.8 213.6

10 12.0 120.0

37 492.6

44

12 17.8 213.6

11.094 12.000 470 140 470 540 32533.060 470 125 29375.000 30954.030 371448.361 13757.347 152630.11914 4.7 65.8

10 12.0 120.0

36 399.4

45

10 12.0 120.0

10.871 11.667 470 480 125 537.5 29335.063 470 125 29375.000 29355.031 342475.365 12684.273 137896.16614 4.7 65.8

11 17.7 194.7

35 380.5

46

14 4.7 65.8

11.622 13.667 480 125 470 537.5 29335.063 480 125 30000.000 29667.531 405456.261 15016.899 174525.66316 13.5 216.0

11 17.7 194.741 476.5

TOTALS 633287.195 5982715.089

EXAMPLE OF IRREGULARLY SPACED DRILLING