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Results 31 - 40 of 59 for Gemstones
  • Democratic Republic of Congo: Mining, Minerals and Fuel Resources
    Article - 5 Oct 2012
    Democratic Republic of Congo (DR Congo) is located to the northeast of Angola in Central Africa. The country was formerly known as Zaire. The total area of the country is 2,344,858 km2, and it has a...
  • What are the Most Common Forms of Mineral Testing?
    Article - 26 Aug 2019
    With over 4,000 types of minerals, there are many physical properties that make them distinguishable pieces of matter.
  • Mining on the Moon
    Article - 20 May 2016
    It is thought that billions of tons of water and rare earth elements, like uranium and thorium exist on the moon, and private companies are aiming to obtain them. The European Space Agency even has...
  • The Main Types of Mining and their Differences
    Article - 15 Jun 2022
    Mining is a key global economic activity that has a millennia-old history and has evolved from simple surface resource exploitation in ancient times to the complex and vast quarrying and deep...
  • Examining Crystals Found from Mining
    Article - 14 Nov 2019
    Mining involves excavating useful materials from within solid earth. Stones and rocks uncovered during the process are made of clusters of minerals and they often form crystals.
  • Laos: Mining, Minerals and Fuel Resources
    Article - 6 Nov 2012
    Laos is located to the west of Vietnam and northeast of Thailand in Southeastern Asia. The total area of the country is 236,800 km2, and it has a population of 6,586,266 as of July 2011. The country’s...
  • Cambodia: Mining, Minerals and Fuel Resources
    Article - 5 Nov 2012
    Cambodia, with a total population of 14,952,665 as of July 2010, is located in Southeastern Asia, bordering the Gulf of Thailand, between Thailand, Vietnam, and Laos.
  • Ethiopia: Mining, Minerals and Fuel Resources
    Article - 24 Sep 2012
    Ethiopia, with a total population of 91,195,675 as of July 2012, is located in Eastern Africa, to the west of Somalia. The country mostly has a tropical climate and covers a total area of 1,104,300...
  • Pakistan: Mining, Minerals and Fuel Resources
    Article - 15 Sep 2012
    Pakistan is located in Southern Asia between Iran and Afghanistan on the west and India on the east. China is its neighbor to the north.
  • Cameroon: Mining, Minerals and Fuel Resources
    Article - 11 Sep 2012
    Cameroon is located in Central Africa between Nigeria and Equatorial Guinea. It covers an area of 475,440 km2 and has a population of 20,129,878 according to 2012 estimates.

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