West Sumatera is a region that has an abundance of natural resources in the form of iron
sand, one of which is in the area of Pasia Jambak Beach, Padang. Pasia Jambak Beach is …

Pahae Julu is a sub-district located in North Tapanuli Regency, North Sumatra. This area is
often found with volcanic material from the eruption of Mount Toba (Youngest Toba Tuff) …

Sedimen sungai telah dipelajari secara intensif dalam studi magnetik lingkungan karena
sungai merupakan sumber kehidupan bagi hewan dan tumbuhan yang hidup di dalamnya …

Placer mineral deposits and their limited occurrence have gathered worldwide attention for
researchers and geologists to exploit new areas of deposition. This research aims to know …

In recent years, studies on the feasibility of monitoring the fertility of agricultural and
plantation soils have been widely discussed. However, using the magnetic rock method …

The study of the magnetic susceptibility of leachate in landfills as a proxy for heavy metal
pollution has not been widely discussed. We present several case studies using the …

Dry ink (toner) is a very promising industry. With an increase in sales based on a survey as
much as 42% every years. This figure is predicted to continue to increase along with the …

Pantai Sampulungan merupakan salah satu pantai di Kabupaten Takalar, Sulawesi Selatan
sebagai kawasan wisata. Aktivitas pengunjung di pantai ini dapat mempengaruhi kualitas …

Bat Cave is one of the caves in the Karst area of Rammang-Rammang Maros. Inside the
cave, can be found guano that comes from bat droppings. Human activities indicate the …

Rock is a constituent of the earth's crust from a collection of minerals that harden due to
natural processes. Rocks formed from volcanic eruption materials in each place have …