250905_Lembar Granulometri.pdf

ANALISA GRANULOMETRI

LABORATORIUM SEDIMENTOLOGI PRODI TEKNIK GEOLOGI FAKULTAS TEKNOLOGI MINERAL UNIVERSITAS PEMBANGUNAN “VETERAN” YOGYAKARTA 2017

Laboratorium Sedimentologi Program Studi Teknik Geologi Fakultas Teknologi Mineral UPN “Veteran” Yogyakarta 2017

Lembar Analisis Granulometri

FORMULIR PENCAT PENCATA ATAN GRANULOME GRANULOMETRI TRI

Dikerjakan Oleh No. Conto Keterangan

:

Tanggal

:

:

Lokasi

:

:

Berat conto mula-mula + Becker

:

gram

Berat becker

:

gram

Berat conto

:

Berat conto

:

gram

Berat conto setelah diproses

:

gram

Selisih berat

:

Mesh

Diameter Diameter (mm) (phi)

-

=

-

gram

=

Berat yang tinggal di atas ayakan (gr)

Persen Berat (%)

gram

Persen Kumulatif (%)

JUMLAH

Yogyak ogyakarta, arta,

-

- 2016

Staff Assisten Laboratorium Sedimentologi

1



f u

4

4

u

= 4 V

=

=

=

=

= 3

2 / 1

f u

3

3

u

= 3 V 1

T N E M O M N A G N U T I H R E P L E B A T

M = n a e M . 2

f u

2

2

u

2 ) M ( 3 4 = σ ) / 3 σ σ 4 ( M / i s a = M i = 3 v ) α ) 2 e ( d s β ( s s d r e i a n s o d w t n e r a t k u S S K . . . 3 4 5

σ 3

α

= n o i t a i v e D d e b u C n a e M . 6

= 2 V

f u

u

= 1 V

=

=

=

=

=

f

t d i i n o M P

] )

4

= o X

n i t i i m i l h s p s a l C

o X t u o b a t n e m o M

s r n e i n i o r w t c o m i L l i

m

2

)

3

: M : t u o b a s ' t n e m o M

. 1

)

2 0

X 1 + V C = 1 M

1

V 2 – V ( 2 C = 2 M

1

V 2 2 + 1 V V 3 3 – V ( 3 C = 3 M

1

V 3 – 2 V 2 1

V 6 3 + 1 V V 4 4 – V ( 4 C [ = 4 M

Laboratorium Sedimentologi Program Studi Teknik Geologi Fakultas Teknologi Mineral UPN “Veteran” Yogyakarta Yogyakarta 2017


) x m ( f

4

=

=

= s i s o t r u K . 1

0 0 1 / 3 ) ) x m ( f ∑ ( = t n e m o M d r i h T . 2

=

=

f

4

∑

σ / ) ) x m ( f ∑ ( =

4

) x m ( f

3

N A E M P A D A H R E T T N E M O M N A G N U T I H R E P L E B A T

β

) x m ( f

2

) x m (

) m ( f

=

3

) x - f m ∑ ( f

t h ” g ) f f “ i e ( w

∑

f

3

∑

σ / ) ) x m ( f ∑ ( =

3

t s n s i i ) o ) a l p h c p m ’ i d ( ( m m l a v r e t n i s s a l C

h a l m u J

3

X = 0 0 1 / ) m ( f ∑

= n a e M . 1

= n o i t a i v e d d r a d n a t S . 2

α

= s s e n w e k S . 3



KURVA HISTOGRAM

80

70

60

t a r 50 e b ) % ( n 40 e s r e P 30

20

10

-1,25

-0,25

0,75

1,75

2,75

3,75

>3,75

Diameter (Phi) Keterangan Mean : Median: Modus :

Skewness Kurtosis Sortasi

: : :

Yogyakar ogyakarta, ta,

-

- 2016


4



i i i i h h h h p p p p

= = = = m m m m m m m m

: : : : m m r e t e m a i D

0 5 4 5 5 7 8 9

P P P P , i , i , i , i h h h h p p p p

= = = = m m m m m m m m

: : : : 0 5 5 5 1 1 2

P P P P a m t i r a g o L i m e S

0 4 1

0 3 1

0 2 1

0 1 1

0 0 1

0 9

0 8

0 7

0 6

% Komulatif

0 5

0 4

0 3

0 2

0 1



99,99

CT

:

Phi

FT

:

Phi

99,9 99,8

TRAKSI

:

%

SALTASI

:

%

99 98

SUSPENSI

:

% 95

90

80 70 60 50 40 30 20

10

5

2 1 0,5 0,2 0,1 0,05

-2,25

-1,25

-0,25

0,75

1,75

SKALA PHI 6

2,75

3,75

4,75

0,01

) F I T A L U M U K % ( S A T I L I B A B O R P A L A K S

Laboratorium Sedimentologi Program Studi Teknik Geologi Fakultas Teknologi Teknologi Mineral UPN “Veteran” Yogyakarta Yogyakarta 2017


RUMUS DAN PARAMETER STATISTIK 1. Metode Inman

=

Mean

P16 + P 84

=

2 Standard Deviasi

=

=

P84 - P16 2

Skewness

=

=

P16 + P84 - 2P50 P84 - P16

Kurtosis

=

(P95 - P)5 - (P

84

=

- P16)

P84 - P16

2. Metode Inman (modiﬁed)

Skewness

=

( P5+ P

95

) – 2P50

=

( P95 – P5)

3. Metode Folk & Ward

Mean

=

=

P16 + 2P50 + P 84 3

Standard Deviasi

=

P16 + P84

P95 - P 5

+

4 Skewness

=

6,6

P16 + P84 - 2P50 2(P84 - P16)

Kurtosis

+

( P5+ P

95

) - 2P 50

=

2 (P95 - P)5

P95 - P 5

=

=

=

2,44(P75 - P25)

METODE

MEAN

STANDARD DEVIASI

Inman Inman (mod) Folk & Ward 7

Laboratorium Sedimentologi

S K E W N ES S

KURTOSIS



RUMUS DAN PARAMETER ST S TATISTI TISTIK K

4. Metode Trask

Median

= P50

S0

= Q/3Q=1

P5

=

mm mm

=

Phi =

mm

P50 =

Phi =

mm

P10 =

Phi =

mm

P75 =

Phi =

mm

P16 =

Phi =

mm

P84 =

Phi =

mm

P25 =

Phi =

mm

P95 =

Phi =

mm

= ½ (P95 - P)5

=

Phi

=

Phi

5. Metode Friedman

Sorting Measure (So5)

Simple skewness measure (α)= P 95 - P5

Yogyakarta,

-

- 2016


8

Laboratorium Sedimentologi Program Studi Teknik Geologi Fakultas Teknologi Mineral UPN “Veteran” Yogyak Yogyakarta arta 2017


S I S O T R U K

S I S O T R U K n a d N , A S G S N E U N T I W H E R K E S , P I S A T A A I D V E L D E B D A R T A D N A T S , N A E M

i g o l o t n n e e i m t s d - i s e s S A , m f i a f u t a r t r a S o t k a a r y o g b o a Y L 6 1 0 2 -

S S E N W E K S D I R S A A D I N V A E T D S N A E M

L O B M I S

E D O T E M

9



4

h c a e B

3

s e n u D

2 h c a e B

1

0 3

2

1

0

Skewness

10

1 -

2 -

3 -

n a e M



1 , 2

7 , 1

3 , 1

h c a e B

9 , 0

e l i t a i v u l F

5 , 0

3

2

1

0

Skewness

11

1 -

2 -

3 -

1 , 0

s i s o t r u k / y t i r a l u g n A



3 2

s s e 1 n w e k S 0

Fluviatile

-1

Beach

-2 -3 0,1

0,5

0,9

Standard Deviation

12

1,3



4

Fluviatile

3

Dunes

n a e M

2

Dunes and Fluviatile

1 0,2

0,3

1,0

Standard Deviation

13

1,3

Laboratorium Sedimentologi Program Studi Teknik Geologi Fakultas Teknologi Teknologi Mineral UPN “ Veter Veteran” an” Yogyakarta 2017


TABEL DATA PERHITUNGAN SKEWNESS DAN MEAN SIZE

METODE

SIMBOL

MEAN SIZE

SKEWNESS

INMAN INMAN (mod) MOMENT MOMENT thd MEAN FOLK & WARD

Yogyaka ogyakarta, rta,

-

- 2016


14



+60

Beach vs Inland dune Inland dune vs Coastal dune +40

Friedman e u n h D c e a B

+20

s s e n 0 w e k S

R i v v e r p r o o c e s s

Stewart Wave process

-20

Moiola & Weiser

-40 10

15

20

25

30

Mz (Mean Size) Plot bivariant antara skewness vs mean size (Steward, 1958 ; Friedman, 1961 ; Moiola & Weiser Weiser,, 1968)

15

Laboratorium Sedimentologi Program Studi Teknik Geologi Fakultas Teknologi Teknologi Mineral UPN “ Veter Veteran” an” Yogyakarta 2017


TABEL DA DAT TA PERHITUNGA PER HITUNGAN N MEAN CUBED DEVIA DEVIATION TION DAN ST STANDARD ANDARD DEVIASI METODE

SIMBOL

MCD

STANDARD DEVIASI


Yogyakart ogyakarta, a,

-

- 2016


16



2,00

1,50

1,00 River 0,50 N O I T A I V 0,00 E D D E B -0,50 U C N A E M -1,00

Beach -1,50

-2,00

0,1

1,0

0,5

1,5

STANDARD DEVIATION Plot bivariant antara mean cubed deviation vs standard deviation ( Friedman, 1967)

17



TABEL DATA DATA PERHITUNGAN ST STANDARD ANDARD DEVIASI D EVIASI DAN SKEWNESS

METODE

SIMB SI MBO OL

STANDA DAR RD DEVI DEVIA ASI

SKEWNESS


Yogyakarta,

-

- 2016


18

Laboratorium Sedimentologi Laboratorium Program Studi Teknik Geologi Fakultas Teknologi Mineral UPN “Veteran” Yogyakarta 2017


+0,4

River +0,2

s s e n w e k S

Beach 0,0

-0,2

-0,4

0,20

0,40

0,60

0,80

Standard deviation Plot bivariant antara skewness vs standard deviation (Friedman, 1967)

19

1,00



TABEL DATA PERHITUNGAN MEDIAN DAN STANDARD DEVIASI

METODE

SIMBOL

MEDIAN

STANDARD DEVIASI


Yogyakarta,

-

- 2016


20



10

08 n o i t a i v e d r a d n a t S

R i v e r

River process

B e a c h

06

Wave process

04

02

10

20

30

Median Plot bivariant antara median vs standard deviasi (Steward, 1958 ; Moiola dan Weiser, Weiser, 1968)

21



TABEL DATA DATA PERHITUNGAN PERHITUNGA N MEAN MEA N DAN ST STANDARD ANDARD DEVIASI

METODE

S IM B O L

MEAN

S TANDARD DEVIASI


Yogyakarta,

-

- 2016


22



300 Dune

River

Mixed R - D Miv

200

) z n M a e M (

100

r v e i R

e u n D l a t a s a C o h a c e B

20

40

60

80

(Standard Deviation) Plot bivariant antara mean vs deviasi standard ( Friedman, 1961 ; Moiola dan Weiser, 1968)

23

100



TABEL DATA DATA PERHITUNGAN PERHITUNGA N SKEWNESS SKEW NESS DAN D AN KURTOSIS KUR TOSIS

METODE

SIMBOL

SKEWNESS

KURTOSIS


Yogyakart ogyakarta, a,

-

- 2016


24



0,60

Beach

s i s 0,50 o t r u K

Dune

0,40 h a c B e

-0,20

0,00

+0,02

d a n l a n I n n e D u

+0,40

Skewness Plot bivariant antara kurtosis vs skewness ( Mason dan Folk, 1958 ; Moiola dan Weiser, 1968)

25

+0,50

250905_Lembar Granulometri.pdf

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