fissure vein मीनिंग इन हिंदी

उदाहरण वाक्य

1. It used to be found in fissure veins in the extrusive igneous rhyolite rock.
2. The Cliff mined a fissure vein of native copper in Precambrian conglomerate and basalt beds.
3. The fissure veins produced 51, 000 ounces of gold, while the placer deposits produced 110, 000 ounces.
4. The second of these were descending cold waters trickling down the fissure veins, and moving and re-depositing the silver to further enrich the veins near the water table.
5. In 1903, the Michigan company opened the Calico amygdaloid, which held 3 % copper ore, and outcropped on the Minesota property only 140 feet ( 43m ) from the outcrop of the Minesota fissure vein.
6. Although the copper-mining region stretched about 100 miles from northeast to southwest, the most productive early mines, working fissure veins, were those at the north end in Keweenaw County ( such as the Central, Cliff, and Phoenix mines ), or at the south end in Ontonagon County ( such as the Minesota Mine ).