JUDULNYA TERSERAH APA AJA ASAL

BISA DIPERTANGGUNGJAWABKAN

EKSKURSI PRAKTIKUM GRAVITY

Disusun Oleh:

KELOMPOK X

ERZA MENOOR 115.120.XXX

ACID MYASA 115.120.XXX

NORMA SYAHPUTRI 115.120.XXX

AULIA NOVIANTO 115.120.XXX

LUCKI LACKI-LACKI 115.120.XXX

LABORATORIUM GEOFISIKA EKSPLORASI

PROGRAM STUDI TEKNIK GEOFISIKA

FAKULTAS TEKNOLOGI MINERAL

UNIVERSITAS PEMBANGUNAN NASIONAL VETERAN YOGYAKARTA

2014

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HALAMAN PENGESAHAN

LAPORAN EKSKURSI PRAKTIKUM GRAVITY

JUDULNYA APA AJA TERSERAH ASAL BISA

DIPERTANGGUNGJAWABKAN

Laporan ini disusun sebagai syarat mengikuti acara Praktikum Gravity

selanjutnya, tahun ajaran 2013/2014, Program Studi Teknik Geofisika, Fakultas

Teknologi Mineral, Universitas Pembangunan Nasional Veteran Yogyakarta.

Disusun Oleh :

KELOMPOK X

ERZA MENOOR 115.120.XXX

ACID MYASA 115.120.XXX

NORMA SYAHPUTRI 115.120.XXX

AULIA NOVIANTO 115.120.XXX

LUCKI LACKI-LACKI 115.120.XXX

Disahkan Oleh :

ACC I ACC II

Asisten Lab. Gravity Asisten Lab. Gravity

LABORATORIUM GEOFISIKA EKSPLORASI

PROGRAM STUDI TEKNIK GEOFISIKA

FAKULTAS TEKNOLOGI MINERAL

UNIVERSITAS PEMBANGUNAN NASIONAL VETERAN YOGYAKARTA

2014

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DAFTAR ISI

HALAMAN DEPAN

HALAMAN PENGESAHAN

KATA PENGANTAR

DAFTAR ISI

DAFTAR GAMBAR

INTISARI

ABSTRACT

BAB I. PENDAHULUAN

I.1. Latar Belakang Masalah ..........................................................................

I.2. Maksud dan Tujuan Penelitian .................................................................

I.3. Batasan Masalah ......................................................................................

BAB II. TINJAUAN PUSTAKA

II.1. Geologi Regional Daerah Penelitian ......................................................

II.2. Geologi Lokal Daerah Penelitian ...........................................................

II.3. Penelitian Terdahulu ...............................................................................

BAB III. DASAR TEORI

III.1. Metode Gravity .....................................................................................

III.2. Konversi dan Koreksi Dalam Metode Gravity .....................................

III.2.1. Konversi Pembacaan Gravitymeter .............................................

III.2.2. Konversi Feedback ke Milligal ...................................................

III.2.3. Konversi Tinggi Alat ....................................................................

III.2.4. Koreksi Pasang Surut ..................................................................

III.2.5. Koreksi Drift ...............................................................................

III.2.6. G Terkoreksi Drift .......................................................................

III.2.7. G ................................................................................................

III.2.8. G Observasi .................................................................................

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III.3. Perhitungan Anomali Bouguer ..............................................................

III.3.1. Koreksi Gravity Lintang ..............................................................

III.3.2. Koreksi Udara Bebas ...................................................................

III.3.3. Koreksi Bouguer ..........................................................................

III.3.4. G FAC .........................................................................................

III.3.5. G Teoritis .....................................................................................

III.3.6. ABS (Anomali Bouguer Sederhana) ...........................................

III.3.7. Koreksi Medan ............................................................................

III.3.8. ABL (Anomali Bouguer Lengkap) .............................................

BAB IV. METODOLOGI PENELITIAN

IV.1. Lokasi dan Waktu Penelitian ................................................................

IV.2. Desain Survei ........................................................................................

IV.3. Peralatan dan Perlengkapan ..................................................................

IV.4. Diagram Alir Akuisisi Data ..................................................................

IV.4.1. Pembahasan Diagram Alir Akuisisi Data .....................................

IV.5. Diagram Alir Pengolahan Data .............................................................

IV.5.1. Pembahasan Diagram Alir Pengolahan Data .................................

BAB V. HASIL DAN PEMBAHASAN

V.1. Tabel Pengolahan Data (Terlampir) .......................................................

V.2 Pembahasan .............................................................................................

V.2.1. Grafik G Obs vs Elevasi ....................................................................

V.2.2. Grafik KB Terpilih Line X ................................................................

V.2.3. Peta Elevasi .......................................................................................

V.2.4. Peta G Obs .........................................................................................

V.2.5. Peta ABS ...........................................................................................

V.2.6. Peta ABL ...........................................................................................

V.2.7. Pemodelan .........................................................................................

BAB VI. PENUTUP

VI.1. Kesimpulan .................................................................................

VI.2. Saran ............................................................................................

DAFTAR PUSTAKA

LAMPIRAN

A TABEL HASIL PENGOLAHAN DATA SEMUA KELOMPOK

B GRAFIK G OBS VS ELEVASI SEMUA LINE

C GRAFIK KB TERPILIH SEMUA LINE

D SCREENSHOT MICRODEM

NB : PERHATIKAN FORMAT; JANGAN COPY PASTE

Format Kertas:

A4 80gram

Format Margin:

Top 3 cm, Bottom 3 cm, Right 3 cm, Left 4 cm

Format Tabel:

Times New Roman, ukuran 12

Posisi : Center (jika 1 baris), Left (jika lebih dari 1 baris)

# : urutan tabelnya

Contoh :

Tabel I.# XXXXXX XXXXXXXX XXXXXXXX XXXXXXXXXXX

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Tabel I.# XXXXXX XXXXXXXX XXXXXXXX

Format Gambar

Times New Roman, ukuran 10

Posisi : Left

# : urutan gambarnya

Contoh :

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Gambar I.# XXXXXXXX XXXXXXXXXXX XXXXXX

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