Brazilian Stone Meteorites by Celso B. Gomes, Klaus Keil

By Celso B. Gomes, Klaus Keil

With a quick, common creation at the value, category, Mineralogy, Bulk Composition, and popularity of Stone Meteorites

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Mineralization is a quartzepyriteegold carbonate disseminated in black shale with minor base and platinum group metals (Wood and Popov, 2006). 2 Moz Au as well as large quantities of Cu and Ag. 2 Gold in reserves, resources, and past production in major gold discoveries (total, 743 Moz Au) by region, 1997e2011. Adapted from data supplied in Metals Economics Group (2012). 3 Time from discovery to production. Adapted from data supplied in Metals Economics Group (2012). organizations and their remote and extremely cold locations.

In the calculation of the free cash flow, it is the change in working capital year-on-year that needs to be included. At the beginning of the project, working capital is tied up, and at the end working capital is freed up. These inputs are used to calculate the free cash flow. 1) The development of the financials for a project, including the calculation of the cash flow and the free cash flow, is illustrated in the following case study. The case study is fictitious but is based on a real case. 1 Case Study: Project Financials for the Auzone Gold Mine The owners of the Auzone Gold Mine are listed on the Toronto Stock Exchange, and as part of the disclosure requirements (National Instrument 43-101) have issued a qualified person’s report.

4 shows a breakdown of the top 20 global gold producers ranked by output in 2011 (accounting for about 20% of global gold production), by production and processing route. Gold produced by flotation in 2011 (three of the operations) was mainly as a by-product of copper production. Of the top 20 gold operations in 2011, eight were processing refractory ores, five were large heap-leach operations, and three were free-milling, comprising cyanidation and CIP/CIL. 4 Top 20 global gold producers in 2011.

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