(PDF) Conservation, conflict and semi-industrial mining: the …

Kimia Mining Muchacha/ Balenga/ Talisa . 249.083. Dragon-Coomoi/Coomituri PK21 51.10 9. SOCOOMIK PK 20 65.599. Dragon mining & COOMOI Vatican/ Bisisa/ Jerusalem. 559.786. SOCOOMINDOK-COOMIDI PK7 ...

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DRC: 205 NGOs campaign for Kimia Mining's …

Congolese civil society is mobilising to get the government to dismantle the installations of the Chinese company Kimia Mining in the Okapi Wildlife Reserve, located in the north-east of the Democratic …

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Profits and loss: Mining and human rights in Katanga, …

The Democratic Republic of the Congo (DRC) has significant deposits of minerals and metals, including gold, copper, tantalum, tungsten, coltan and cobalt. For more than a decade the extraction of these resources has been linked to conflict, human rights abuses and corruption. Much of the mining in the DRC is done by artisanal miners, who …

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Sifat Kimia dan Fisik Tanah pada Areal…(Sastra Sembiring) SIFAT KIMIA

Sifat Kimia dan Fisik Tanah pada Areal…(Sastra Sembiring) SIFAT KIMIA DAN FISIK TANAH PADA AREAL BEKAS TAMBANG BAUKSIT DI PULAU BINTAN, RIAU (Soil Chemical and Physical Properties of the ex-Bauxite Mining Site at Bintan Island, Riau ... A growth medium is made from ex-mining land of cement by the addition of rice husk or …

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Ancora Indonesia Resources | Indonesia Investments

Ancora Indonesia Resources is a diversified natural resources company focused on Indonesia. The company is currently active in Indonesia's mining sector through its subsidiary Multi Nitrotama Kimia, which is market leader in Indonesia for mining explosives (ammonium nitrate) and in the oil & gas sector through its subsidiary Bormindo …

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IMPLEMENTASI APLIKASI DATA MINING PADA APOTEK KIMIA …

IMPLEMENTASI APLIKASI DATA MINING PADA APOTEK KIMIA FARMA BAHTERAMAS MENGGUNAKAN ALGORITMA APRIORI. April 2017. Simtek jurnal sistem informasi dan teknik komputer 2 (1):87-95. DOI: 10.51876/simtek ...

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Element Africa: Mines take their toll on nature and …

Element Africa: Mines take their toll on nature and communities. ITURI PROVINCE, Democratic Republic of Congo — Civil society groups have condemned what they say is illegal gold mining in …

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Kebijakan yang Dilakukan oleh PT. Kimia Farma, …

Tujuan penelitian ini adalah untuk mengetahui berbagai kebijakan yang dikeluarkan oleh Kimia Farma dalam meningkatkan produktivitas dan meningkatkan pendapatan perusahaan, serta untuk …

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Pertambangan: Pengertian, Tahapan Kegiatan, dan Jenisnya

Barang galian adalah unsur kimia, mineral dan segala macam batuan yang merupakan endapan alam (tidak termasuk logam, batu bara, minyak dan gas bumi dan bahan radioaktif). ... (underwater mining). Pertambangan terbuka merupakan jenis eksploitasi barang tambang dengan cara membongkar lapisan tanah atau batuan. …

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Monazite

Monazite is a red/green-brownish, waxy mineral. It is hard and resistant. Monazite is formed when igneous rocks undergo crystallization and when clastic sedimentary rocks undergo metamorphism. It is commonly mined in placer deposits, which are masses of loose sediment mainly consisting of sand. Minerals that are often found with or near ...

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Pengelolaan Limbah Pertambangan Secara Biologis

Selama ini penaggulangan limbah pertambangan, terutama air asam tambang atau dikenal dengan acid mine water dilakukan secara fisik dengan membenamkan pada suatu lobang besar yang sengaja dibuatkan agar tidak masuk pada badan air; metode lain yang digunakan adalah dengan cara kimiawi yaitu dengan …

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makalah data mining.docx

BAB 1 PENDAHULUAN A. LATAR BELAKANG Data mining adalah suatu konsep yang digunakan untuk menemukan pengetahuan yang tersembunyi di dalam database. Data mining merupakan proses semi otomatik yang menggunakan teknik statistik, matematika, kecerdasan buatan, dan machine learning untuk mengekstraksi dan mengidentifikasi …

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From 'conflict minerals' to peace? Reviewing mining reforms, …

1. Introduction. Artisanal and small-scale mining (ASM) in the eastern Congo, especially the 3T 1 sector, is undergoing profound reforms. A recurrent argument of the members of the international community supporting the reforms is that artisanal mining feeds violent conflict, underdevelopment and appalling poverty (Global Witness, …

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DAMPAK RESIKO DAN BENCANA TAMBANG EMAS …

Illegal gold mining is recognized as a big contributor to national income in poor and developing countries. This study aims to determine the impact and disaster of illegal gold mining activities using the literature study method. This illegal gold mining provides employment opportunities, growth of local industry and contributes state income.

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Monazite: A rare-earth phosphate mineral.

Monazite is a rare phosphate mineral with a chemical composition of (Ce,La,Nd,Th) (PO 4,SiO 4 ). It usually occurs in small isolated grains, as an accessory mineral in igneous and metamorphic rocks such as granite, pegmatite, schist, and gneiss. These grains are resistant to weathering and become concentrated in soils and sediments downslope ...

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Home Page [powerchemicals.co.id]

PT POWERINDO KIMIA MINERAL The Prominence Office Tower, 12th Floor, Suite E & H Jl. Jalur Sutera Barat Kav.15 Alam Sutera - Tangerang 15325 Tel : +62 21-8082-1302 Fax : +62 21-2977-9315 Email : [email protected]

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Illegal mining in Democratic Republic of Congo: …

August 11, 2021, Kinshasa – Greenpeace Africa supports the demand by a group of 205 local NGOs to cancel the mining permit of the Chinese firm Kimia Mining located within the Okapi Wildlife Reserve, a UNESCO …

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KIMIA HOLDING on LinkedIn: #mining …

The new phase of concentrate production with a capacity of 500 thousand tons per year has been able to increase the production capacity of Kimia Maaden Company…

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Protect the world's last okapis from gold mining!

In the center of the most recent case is Kimia Mining, a Chinese company based in Bunia, Ituri, that obtained illegitimate permits from the ministry of mines and is operating at a …

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MNK – PT. Multi Nitrotama Kimia

Multi Nitrotama Kimia (MNK) is Indonesia's leading provider of mining explosives and blasting services. MNK has over 20 years of proven track record in producing …

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KGK Company

About Us. KGK Group (KANI GOHARAN KIMIA Co. Ltd) has been established as a high-performance Iranian mineral ore producer and exporter in 2012 focusing on supplying raw materials for steel and metallurgy, construction and building, drilling mud and refractory industries. In the line of satisfying our customer's demand in a cut-throat market we have …

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Analisis Logam Tembaga (Cu) pada Buangan Limbah Tromol …

From the analysis,it was obtained copper metal in each drum consist of as follows drum A. 204.92 mg/kg, drum B 151.85 mg/kg, drum C 79.51 mg/kg, drum D 167.78 mg/kg, drum E 190.68 mg/kg, with the overall average value of 158.94 mg/kg. The data shown that the area gold mining at Poboya contain copper metal ion in high quantity.

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Kimia Therapeutics

By mining these datasets through machine learning we can generate algorithms and feature maps to help accelerate the discovery of drugs for novel and challenging targets. Our mission is to bring better therapies to patients faster to give them the options they …

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Distributor Bahan Kimia daerah Jakarta dan Melayani …

Distributor bahan kimia daerah jakarta dan indonesia, melayani partai besar maupun eceran. Jual bahan kimia untuk industr water treatment dan kimia tambang. ... Semakin majunya proses industri mining di dalam negeri, kamipun dapat menyediakan semua bahan baku kimia dalam skala besar untuk semua industri mining di Indonesia. Company …

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Multi Nitrotama Kimia | LinkedIn

PT. Multi Nitrotama Kimia (MNK) is Indonesia's leading provider of mining explosives and blasting services. MNK has over 20 years of proven track record in producing Ammonium Nitrate (AN) and has recently expanded its production capacity to 150,000 tons per annum. MNK is the market leader in Indonesia with strong relationship with most of the ...

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ANALISIS KARAKTERISTIK SIFAT KIMIA TANAH PADA …

Analisis Karakteristik Sifat Kimia Tanah Pada Lahan Pra dan Pasca Tambang Batubara di PT Trubaindo Coal Mining, Kabupaten Kutai Barat, Provinsi Kalimantan Timur. Tujuan penelitian ini adalah Untuk mengetahui karakteristik sifat kimia tanah pada lahan original pra tambang dan pada lahan

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BAB V DASAR-DASAR PENGOLAHAN BAHAN GALIAN

Nurhakim, Draft Modul BGI Teknik Kimia, Hal. 5 ~ 1 BAB V DASAR-DASAR PENGOLAHAN BAHAN GALIAN 5.1. Pengolahan Bahan Galian Pengolahan Bahan Galian (Mineral dressing) adalah pengolahan mineral dengan tujuan untuk memisahkan mineral berharga dan gangue-nya (tidak berharga) yang dilakukan secara mekanis, …

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Inilah Daftar Laboratorium Pengujian Terakreditasi KAN

Balai Besar Kimia dan Kemasan (BBKK) beralamat di Balai Kimia No. 1, Pekayon, Pasar Rebo. Balai Besar Kulit Karet dan Plastik (BBKKP) beralamat di Jl. Sokonandi No. 9, Yogyakarta. Balai Besar Logam dan Mesin (BBLM) beralamat di Jl. Sangkuriang No. 12 Bandung. Balai Besar Pulp dan Kertas Raya Dayeuhkolot No. 132, …

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About Us – MNK

ABOUT US. PT. Multi Nitrotama Kimia. Indonesia's leading provider of mining explosives and blasting services. MNK has over 20 years of proven track record in producing …

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(PDF) Penilaian Status Kesuburan Tanah pada …

Berbagai penggunaan lahan dapat mempengaruhi tingkat kesuburan tanah, baik dari sifat kimia, fisika, maupun biologi, salah satu komponen kimia tanah yang terpengaruh yaitu unsur fosfor (P) (Rahmah ...

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Element Africa: Mines take their toll on nature and …

ITURI PROVINCE, Democratic Republic of Congo — Civil society groups have condemned what they say is illegal gold mining in Okapi Wildlife Reserve in the Democratic Republic of Congo. For several …

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What Is Crypto Mining, and How Does It Work?

To summarize, the ledger records the creation and movement of coins in the blockchain. Mining is validating new blocks and gaining access to the coins within. Interestingly enough, since the blockchain has to be finite, it also means that most cryptocurrencies have a hard limit to how many can exist: Bitcoin for example has a cap …

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DRC: 205 NGOs campaign for Kimia Mining's eviction from …

Kimia Mining and the Okapi Wildlife Reserve. This is the nth time that Kimia Mining's gold panning activities have been challenged in the Okapi Wildlife Reserve. In 2017, a group of experts from the United Nations (UN) also accused the Chinese company of gold trafficking with the complicity of several high-ranking officers of the Congolese army.

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Protect the world's last okapis from gold mining!

In the center of the most recent case is Kimia Mining, a Chinese company based in Bunia, Ituri, that obtained illegitimate permits from the ministry of mines and is operating at a semi-industrial level within the reserve. According to a UN report, high-ranking officers of Congo's army FARDC are involved in the illegal mining activities.

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PEMANFAATAN DIMENSI SETTLING POND UNTUK …

Prodi Kimia, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Mulawarman, Jalan Barong Tongkok No. 4 Kampus Gn. Kelua, Samarinda-Kalimantan Timur, Indonesia *Corresponding Author, email: Sitorussaibun0@gmail ABSTRACT The use of settling pond dimensions in coal mining has been widely used to reduce …

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Chemicals Used in Mining

Chemicals used in mining and processing minerals contaminate the land, water, and air, causing health problems for workers and people living near mines. Toxic chemicals used in mining include: …

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Pertambangan

Pertambangan, menurut Undang-Undang Nomor 4 tahun 2009 tentang Pertambangan Mineral dan Batubara (UU No. 4/2009) adalah sebagian atau seluruh tahapan kegiatan dalam rangka penelitian, pengelolaan dan pengusahaan mineral atau batubara yang meliputi penyelidikan umum, eksplorasi, studi kelayakan, konstruksi, penambangan, …

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