Analisis geokimia merupakan metode ekspolorasi panasbumi untuk menentukan tipe manifestasi dan memperkirakan suhu reservoir di daerah Suoh dan sekitarnya. Terdapat tujuh titik lokasi pengambilan sampel air panas untuk dilakukan pengamatan secara fisik dan uji kandungan geokimia, yaitu APS, APKSH, APKSC, APK1, APK2, APGS,dan APBS. Manifestasi panasbumi di daerah Suoh berada di jalur sumatra faul…
This research aims to understand the characteristics of volcanic rocks and the process of their formation in the Kikim Formation, which was carried out in the Negeriratu area and its surroundings. Volcanic rock is a type of igneous rock. The formation of volcanic rocks occurs during the cooling of magma when it has formed lava or frozen fragments on the earth's surface. The characteristics of t…
The Identification of flash flood vulnerability was carried out in the Bantarsari and surrounding areas, Pabuaran District, Sukabumi Regency, West Java using district spatial data, DEMNAS data and previous research data in the form of geological mapping conducted by Ramadhan (2022). These data were developed into parameters used in vulnerability identification including parameters of slope, flo…
The research area is administratively located in Tamansari Village, Pugung District, Lampung Province. The research area is included in the Sumatra Fault zone with regional stratigraphy including columnar sediments. Data processing focuses on spatial data which is the process of making models and calculating morphotectonic analysis, using ArcGIS, Mapsource and GlobalMapper software. Morphotecto…
ABSTRAK Lokasi penelitian terletak pada Desa Rantau Panjang, Kecamatan Batang Asai, KabupatenSarolangun, Jambi. Secara tektonik terletak pada tepi cekunganSumateraSelatan. Penelitian inibertujuan untukmengidentifikasi keadaan geologi permukaan mencakup aspek geomorfologi, Stratigrafi, dan Struktur geologi. Tahapan yang dilakukan meliputi kajian pustaka, observasilapangan, analisa laboratorium, …
Kegiatan penelitian yang dilakukan di Lintasan Sungai Batang Formasi Gumai Daerah Tihang dan sekitarnya bertujuan untuk mengidentifikasi iklim purba dan lingkungan batimetri melalui analisis fosil foraminifera planktonik dan bentonik. Secara administratif penelitian ini dilakukan di Desa Tihang dan sekitarnya, Kecamatan Sosoh Buay Rayap, Kabupaten Ogan Komering Ulu, Provinsi Sumatera Selatan. M…
The location of this research is located in Sijunjung District, Sijunjung Regency, West Sumatra Province. The research area is an area that is included in the Bukit Barisan mountains. Morphological conditions that have high elevations and steep slopes, as well as poor land use are factors that cause rock or soil mass movements (landslides). The study was conducted using field observation method…
Penelitian tugas akhir menggunakan metode kinematik dan fuzzy logic telah dilakukan di Desa Giyombong dan sekitarnya, Kabupaten Purworejo, Provinsi Jawa Tengah. Penelitian kinematik bertujuan untuk mengidentifikasikan tipe longsor yang terbentuk akibat diskontinuitas kekar. Hasil analisis kinematik didapatkan tiga tipe longsoran yang berbeda pada daerah penelitian yaitu, tipe longsoran bidang b…
North Air Laya is a pit area managed by PT Bukit Asam Tbk, with an open pit mine method. As in the other open pit mine, slope stability is a very critical thing that needs to be evaluated on a regular basis. This research is about geometry design based on safety factor analysis (FK) and applied Bishop method for evaluation of four different sections. FK from the old dump parameter material valu…
Area studi berada di pit Muara Tiga Besar, PT. Bukit Asam Tbk., dengan ruang lingkup dibatasi pada seam A1, A2, B, C1, dan C2. Tujuan dari studi ini adalah melihat hubungan antara data logging dengan komponen dari trace element. Metode yang diterapkan dengan optimasi data logging serta analisis geokimia batubara berupa uji Inductively Coupled Plasma Atomic Emission Spectroscopy (ICP AES) dan me…
The Manna River is located in Ulu Manna District, Bengkulu Selatan Regency, Bengkulu Province, as in the geologically included in The Manna and Enggano Map. In this case, the analysis process is carried out in an area of 9 x 9km, containing two formations, namely The Simpang Aur Formation (Tmps) and The Lemau Formation (Tml). The research area morphologically has an elevation of 25-350mdpl with…
Lokasi penelitian terletak di daerah Ayah dan Sekitarnya, Kabupaten Kebumen, Provinsi Jawa Tengah. Metode yang digunakan dalam penelitian ini mencakup tiga metode yakni observatif, analitik, dan interpretatif. Observatif terdiri atas kajian pustaka, observasi citra DEMNas. Analitik terdiri atas analisis ekstraksi lineament dan analisis geometri dan bentuk dolina. Sedangkan interpretatif terdiri…
The research area is located in Central Java Province, in the Pamriyan area, Purworejo Regency, Central Java Province. The area of the research area is 9 x 9 Km. The focus of this research is the Halang Formation, the Halang Formation is quite widespread on the island of Java, so it is very interesting to conduct further research in identifying the characteristics of the turbidite facies and th…
The mineral processing is a process of increasing the level and quantity of a mineral in order to meet certain industrial standards. One of the tools commonly used is the Sluice box using the principle of the difference in specific gravity with the help of water discharge. The applied variables become the benchmark for concentrate gain in accordance with the expected levels and quantity in the …
ABSTRAK Lokasi penelitian terletak di Daerah Ulu Manna dan Sekitarnya termasuk ke dalam Cekungan Bengkulu dengan kondisi tektonik yang masih aktif. Penelitian di lokasi ini dimaksudkan untuk mengidentifikasi tingkat aktifitas tektonik dengan menggunakan pen&katan geomorfologi kuaotitatif yang dilakukan pada Sub-DAS Air Manna. Parameter yang digunakan dalam penelitian ini diantamnya yaitu Draina…
Distribusi fragmentasi batuan hasil peledakan menjadi salah satu faktor keberhasilan dari metode peledakan untuk pembongkaran material galian, seperti pada Proyek Pembangunan Bendungan Tiga Dihaji Paket III, PT Nindya Karya - TPP, KSO pada Desa Sukabumi, Kecamatan Tiga Dihaji, Kabupaten OKU Selatan, Sumatera Selatan. Penelitian ini dilakukan untuk mengetahui fragmentasi hasil peledakan mengguna…
Mineral processing activities are activities to increase the value of minerals. One of the tools commonly used is the shaking table by using the principle of differences in density. The applied variable becomes a benchmark for the acquisition of concentrate that is as expected. The level is the standard for the success of the processing carried out. The application of the variable stroke freque…