1 天前· AT A GLANCE: Antofagasta copper production drops 5% in Q1 as lower grades hit Pelambres output A summary of Antofagasta’s production results for the first quarter of 2021, as stated in its quarterly production report published on Wednesday April 21.
The gold grade rose 24.2% from the march 2017 quarter to 0.82g/t, although the lead and zinc grades fell 28.1% and 30.9%, respectively to 0.72% and 1.31%.
Lower Grades at Argyle Hit Rio Tinto Output. RAPAPORT Rio Tinto’s diamond production dropped in the third quarter amid lower mining grades at its Argyle deposit, the company reported Friday. Output at the Australian mine fell 10% year on year to 3.2 million carats
Gold production fell 39.4% to 32,300 ounces in the first quarter of the year due to lower grades at its Centinela mine.
29-01-2020· Jan 29 (Reuters) Precious metals miner Fresnillo said on Wednesday its annual gold and silver production fell, hurt by the phasing out of its the Noche Buena mine and lower-grade output from Saucito and San Julián projects in Mexico. Gold output from the Noche Buena mine decreased 23.9% in the year because of lower
Output at the Australian mine fell 10% year on year to 3.2 million carats in the three-month period ending September 30. Production was hampered by lower grades, as the company prepares to complete operations before the end of the year and shut the
Copper production fell to 153,800 tonnes from 171,900 tonnes, due mostly to lower grades at the company's Centinela and Los Pelambres mines.
20-04-2017· Silver output at the Greens Creek Mine in Alaska slid to 1.9 million ounces from 2.5 million due to a lower grade. At Lucky Friday in Idaho, output fell to 680,782 ounces from 977,084 a year ago, with the company citing a strike by union workers
10-05-2018· First Majestic Silver Corp. (NYSE: AG; TSX: FR) late Wednesday reported a net loss for the first quarter on lower output, with the company’s chief executive reporting that the number of ounces declined temporarily due to lower grades.
Question: How Do I Calculate The Highest Grade, And Output The Names Of The Students Having Grades Lower Than The Average And Grades Equal To Or Higer Thst The Highest Grade? This Is A Simple Program For A Beginner So We Haven’t Truly Done Many Loops Or Gone Over Arrays Yet.
29-01-2020· Gold output from the Noche Buena mine decreased 23.9% in the year because of lower volumes of ore processed, in line with the mine’s plan, Fresnillo said. The mine, which accounted for almost 18% of the group’s total gold output and over
Gold output from the Noche Buena mine decreased 23.9% in the year because of lower volumes of ore processed, in line with the mine’s plan, Fresnillo said. The mine, which accounted for almost 18
This page shows examples of how to obtain descriptive statistics, with footnotes explaining the output. The data used in these examples were collected on 200 high schools students and are scores on various tests, including science, math, reading and social studies (socst).The variable female is a dichotomous variable coded 1 if the student was female and 0 if male.