YOGYAKARTA - Natural resources in the form of mining materials certainly provide great benefits for human survival. Mining materials are also referred to as excavated materials and divided into several groups, such as class A mining goods, class B mining goods, and class C mining goods.

The term extracted material comes from an English translation, namely minerals. Minerals consist of gold, silver, tin, copper, bismut, canned, zinc, white metal, iron, and so on.

In Article 1 of Law Number 11 of 1967, it is stated that the excavated materials are chemical elements, seeds, minerals, and all types of rocks including precious stones which include natural deposits.

The main benefits of vital excavation materials that can be felt by humans are examples of petroleum excavation materials. Petroleum is classified as a strategic excavation material that is used as fuel for industrial, household, and transportation scales.

Various mining materials have very high economic potential so that they receive special attention from the government.

Petroleum sendiri berasal dari tubuh renik yang sudah mati juta tahun yang lalu, tertimbun mud dan diburam di bawah tanah atau di dasar laut. Sedangkan deposita minyak bumi yang ditambang tersebut masih dalam berlewat dengan mud atau minyak telah.

The next process, crude oil is transported to an oil refinery and then processed as a fuel product and lubricant oil.

Fuel products can include bentol (avtur), kerosene, gasoline, and diesel. Processing residues in the form of paselin, candles, and asphalt.

Several types of mining materials require certain classifications. Mining materials are divided into three groups, namely groups A, B, and C.

This classification is based on PP Number 27 of 1980 concerning the Classification of Galian Materials.

Quoted from the Geographic E-Modules of SMA Class XI (2020), below are the classification of mining materials for class A, B, and C along with examples:

Class A mining material is a very important excavation material for national defense and security and is important for national economic stability.

The management of this mining material is carried out by the government or in collaboration with the private sector, domestic or foreign parties. Class A excavation materials include:

Class B mining materials are mining materials that can fulfill the lives of the general public.

The management of this type of mining goods is carried out by the public or the private sector who get permission from the government.

Examples of class B excavation materials include:

Class C mining materials are mining goods for industry or that are not directly considered to affect the lives of many people.

The management of this type of mining goods is carried out by the community. Examples of class C excavation materials include:

Reporting from the Ministry of Education and Culture's Learning Source page, mining businesses and excavated materials in Indonesia have the following role:

That's a review of class B mining goods. Hopefully this information will be useful! Visit VOI.id to get other interesting information.


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