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Borehole : DW-25 Start (Date/Time) : 30-4-2011

Location : Pengaron (Desa-7) Finish (Date/Time) : 1-5-2011/

Coordinate : 279756.615 Machine : Power Ri

: 9643257.856 Driller : jali

Elevation : 24.11 m Wellsite : YudhaTotal Dept 52.65 m

Remark : -

From To

0.00 7.50 7.50 Top soil

7.50 17.65 10.15 Sandstone

17.65 17.85 0.20 coal

17.85 30.15 12.30 Sandstone

30.15 31.45 1.30 coal

31.45 34.50 3.05 Sandstone

34.50 38.10 3.60 coal

38.10 52.65 14.55 Sandstone

Yellowish, so

DRILL LOG

Depth (m)Thick (m) Lithology

Black,brown streak,brittle, b

Whitish grey, Tekstur; very fine sand t

Black,brown streak,brittle, bright

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/14:30

14:51

05

t, muddy, base on cutting

Description

right

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Borehole : ST-02/IMM-447

Location : Pengaron (Desa-7)

Coordinate :

ElevationTotal Depth :21.15

Remark : -

Depth (m) Thick (m) Lithology

From To

0 5 5 Soil

5 9 4 Mudstone

9 15.95 6.95 Mudstone

15.95 16.8 0.85 Coal

16.8 21.65 4.85 Mudstone

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Start (Date/Time)

Finish (Date/Time)

Machine :power rig:05

Driller :jali

Wellsite :YUDha

Description

Yellowish,soft,medium plasticiti,organic metter,high penetration by wing bit,base on cutting

light Grey,firm,medium penetration by wing bit,base on cutting

dark grey,firm,medium penetration by wing bit,base on cutting

Black,brown streak,brittle,bright < 60%,subconcoidal,base on cutting

grey,firm,medium penetration by wing bit,base on cutting

DRILL LOG

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Borehole : IMM - 463 Start (Date/Time) 05/05/2011/1

Location : Desa 7 Finish (Date/Time) 07/05/2011/1

Coordinate :0281209.507 : Power RIG

:9642753.527 : Jali

Elevation : yudha P/JhonTotal Depth 60 m

Remark : -

From To

0,00 4,00 4 Soil

4,00 7,00 3 Madstone

7,00 7,50 0,50 Coal

7,50 20,00 12,50 Madstone

20,00 21,50 1.5 Madstone

21,50 32,00 10,50 Madstone

32,00 33,40 1,40 Coal

33,40 42,00 8,60 Madstone

42,00 43,50 1,50 Sandstone

43,50 51,50 8,50 Madstone

51,50 54,50 3 Coal

54,40 60,75 6,35 Madstone

Yellowish,soft,medium plastici

dark grey, clay nodules,

Wellsite

DRILL LOG

Depth (m)Thick (m) Lithology

Machine

Driller

Black,brown streak,bri

grey, clay nodules, fi

dark grey, clay nodules,

Black,brown streak,bri

grey, clay nodules, fi

grey, clay nodules, fi

Black,brown streak,bri

grey, clay nodules, fi

dark grey, clay nodules,

grey, clay nodules, fi

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:13 wita

:53

altom

ti,organic metter,high penetration by wing bit,base on cutting

firm, medium penetration by wing bit, base on cutting

Description

ttle,bright < 60%,flatty - subconcoidal,base on cutting

m, medium penetration by wing bit, base on cutting

firm, medium penetration by wing bit, base on cutting

ttle,bright < 60%,flatty - subconcoidal,base on cutting

m, medium penetration by wing bit, base on cutting

m, medium penetration by wing bit, base on cutting

ttle,bright < 60%,flatty - subconcoidal,base on cutting

m, medium penetration by wing bit, base on cutting

firm, medium penetration by wing bit, base on cutting

m, medium penetration by wing bit, base on cutting

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Borehole : IMM - 465 Start (Date/Time) 8-Mei-2011

Location : Desa 7 Finish (Date/Time) 10-mei-11

Coordinate 281332.353 : Power RI

9642620 : Jali

Elevation 39.793 : yudha pTotal Depth 54.15

Remark : -

From To

0 4.65 Soil

4.65 8.9 Madstone

8.9 9.1 Coal

9.1 17.05 madstone

17.05 17.3 Coal

17.3 18.75 madstone

18.75 20.05 Coal

20.05 45.4 Madstone

45.4 45.8 Coal

45.8 48.5 madstone

48.5 50.25 Coal

50.25 54.15 Madstone dark grey, clay nodules, firm, me

Yellowish,soft,medium plasticiti,organic

dark grey, clay nodules, firm, me

Black,brown streak,brittle,brigh

dark grey, clay nodules, firm, me

Black,brown streak,brittle,brigh

dark grey, clay nodules, firm, me

Black,brown streak,brittle,brigh

dark grey, clay nodules, firm, me

Black,brown streak,brittle,brigh

dark grey, clay nodules, firm, me

Black,brown streak,brittle,brigh

DRILL LOG

Machine

Driller

Wellsite

Depth (m)Thick (m) Lithology

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dium penetration by wing bit, base on cutting

metter,high penetration by wing bit,base on cutting

dium penetration by wing bit, base on cutting

t < 60%,flatty - subconcoidal,base on cutting

dium penetration by wing bit, base on cutting

t < 60%,flatty - subconcoidal,base on cutting

dium penetration by wing bit, base on cutting

t < 60%,flatty - subconcoidal,base on cutting

dium penetration by wing bit, base on cutting

t < 60%,flatty - subconcoidal,base on cutting

dium penetration by wing bit, base on cutting

t < 60%,flatty - subconcoidal,base on cutting

Description

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Borehole : IMM-462 Start (Date/Time) : 11-5-2011

Location : Pengaron (Desa-7) Finish (Date/Time) : 11-5-2011

Coordinate : Machine : Power Ri

Driller : jali

Elevation Wellsite : YudhaTotal Dept :18.15

Remark : -

From To

0.00 4.50 4.50 Top soil

4.50 10.45 5.95 Sandstone

10.45 11.15 0.70 coal

11.15 15.85 4.70 madstone

15.85 16.25 0.40 coal

16.25 18.15 1.90 madstone

Yellowish,

DRILL LOG

Depth (m)Thick (m) Lithology

Whitish grey, Tekstur; very fine sand to coars

Black,brown streak,brittle, bright

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/08:10

/10:25

05

soft, muddy, base on cutting

Description

, Hardness; mediuam to hard.Fragmen, Qrtz

ncoidal, base on cutting

edium penetration by wing bit, base on cutting

ncoidal, base on cutting

edium penetration by wing bit, base on cutting

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Borehole : IMM-461 Start (Date/Time) : 11-5-2011

Location : Pengaron (Desa-7) Finish (Date/Time) : 12-5-2011

Coordinate : Machine : Power Ri

Driller : jali

Elevation Wellsite : YudhaTotal Dept :48.15

Remark : -

From To

0.00 4.50 4.50 Top soil

4.50 12.45 7.95 Mudstone

12.45 13.95 1.50 coal

13.95 20.00 6.05 madstone

20.00 48.15 28.15 sendstone

Yellowish, soft, mud

DRILL LOG

Depth (m)Thick (m) Lithology Descri

dark grey, clay nodules, firm, medium penetr

Black,brown streak,brittle, bright

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/14:58

/12:05

05

dy, base on cutting

tion

tion by wing bit, base on cutting

ncoidal, base on cutting

enetration by wing bit, base on cutting

ncoidal, base on cutting

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Borehole : IMM-460 Start (Date/Time)

Location : Pengaron (Desa-7) Finish (Date/Time)

Coordinate : Machine : Power Ri

Driller : jali

Elevation Wellsite : YudhaTotal Dept :33.15

Remark : -

From To

0.00 6.00 6.00 Top soil

6.00 22.80 16.80 Mudstone

22.80 23.15 0.35 coal

23.15 27.35 4.20 madstone

27.35 29.15 1.80 coal

29.15 33.15 4 mudstone

Yellowish, soft, m

DRILL LOG

Depth (m)Thick (m) Lithology Desc

dark grey, clay nodules, firm, medium penetr

Black,brown streak,brittle, bright

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05

ddy, base on cutting

ription

tion by wing bit, base on cutting

ncoidal, base on cutting

penetration by wing bit, base on cutting

ncoidal, base on cutting

penetration by wing bit, base on cutting

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Borehole : IMM-460 Start (Date/Time) : 14-5-11/1

Location : Pengaron (Desa-7) Finish (Date/Time) : 15-5-11/1

Coordinate : Machine : Power Ri

Driller : jali

Elevation WellsiteTotal Depth :45.15

Remark : -

From To

0.00 1.50 1.50 Top soil

1.50 7.15 5.65 Mudstone

7.15 7.65 0.50 coal

7.65 14.75 7.10 madstone

14.75 15.15 0.40 coal

15.15 26.65 11.5 mudstone

26.65 27.65 1.00 coal

27.65 45.15 17.5 mudstone dark grey, clay nodules, firm, medium

dark grey, clay nodules, firm, medium penetr

Black,brown streak,brittle, bright

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5:10

4:30

05

penetration by wing bit, base on cutting

tion by wing bit, base on cutting

ncoidal, base on cutting

penetration by wing bit, base on cutting

ncoidal, base on cutting

penetration by wing bit, base on cutting

ncoidal, base on cutting

ddy, base on cutting

ription