Sentence examples for mining and concentrating from inspiring English sources

Its use in the early 2nd millennium bce in Egypt has been implied but not authenticated, as the use of synonyms in ancient writings obscures the meaning of some writers, but the mining and concentrating of cinnabar, the most common ore of mercury, were certainly described in the 4th century bce.

Arsenic is present in all copper, lead, and zinc sulfide ores and is carried along with those metals in the mining, milling and concentrating process.

Its operations include open-pit and underground mining, sulfide ore concentrating, leaching and SX/EW operations.

Moving forward we will refocus and concentrate on our business of mining, mine development and exploration, things that build value for our shareholders".

Its operations include open-pit mining, sulfide ore concentrating, leaching and SX/EW operations.

The Molybdenum segment is an integrated producer of molybdenum, with mining, sulfide ore concentrating, roasting and processing facilities that produce high-purity, molybdenum-based chemicals, molybdenum metal powder and metallurgical products.

The main difference is that higher contributions for GDP growth arise also from reductions in transportation costs between governorates in the Lower Egypt and the North Upper Egypt, where production of Sector 2 (mining and quarrying) is concentrated, playing an important role in the structure of interindustry linkages and capital creation (especially Menia).

Just sit and concentrate.

Study hard and concentrate.

At present, most of previous work about topological structure mining mainly concentrate on cliques and communities mining from social networks.

The ore is extracted by strip or open-cut mining, concentrated, and trucked to the port of Sangi.