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Old School RuneScape is a massively multiplayer online role-playing game (MMORPG), developed and published by Jagex.The game was released on 16 February 2013. When Old School RuneScape launched, it began as an August 2007 version of the game RuneScape, which was highly popular prior to the launch of RuneScape 3.
I think RuneScape is a game that would be adopted in the English-speaking Indian world and the local-speaking Indian world. We're looking at all those markets individually." [78] RuneScape later launched in India through the gaming portal Zapak on 8 October 2009, [79] and in France and Germany through Bigpoint Games on 27 May 2010. [80]
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Homestake high-grade gold ore, view is about 1.2 cm wide The gold ore mined at Homestake was considered low grade (less than one ounce per ton), but the body of ore was large. [ 8 ] Through 2001, the mine produced 39,800,000 troy ounces (43,700,000 oz; 1,240,000 kg) of gold and 9,000,000 troy ounces (9,870,000 oz; 280,000 kg) of silver.
In situ gold-bearing vein (in brown) at the Toi gold mine, Japan. In many gold mines exploited during the gold rushes of the 19th century, vein material alone was typically sought as ore material. [8] In most of today's mines, ore material is primarily composed of the veins and some component of the wall rocks which surrounds the veins. [9]
A gold mine can expect to extract ores of 1–2 parts per million (g/t) in an open pit mine due to the relatively lower operating costs of an open pit mine. [51] These values will differ based on the fluctuating price of gold and the variable cost and capacity of, mining, milling and refining. [52]
Due to the friability of the orebody the ore above the first blast caves and falls into the drawbells. As ore is removed from the drawbells the orebody caves in, providing a steady stream of ore. [4] If caving stops and removal of ore from the drawbells continues, a large void may form, resulting in the potential for a sudden and massive ...
The mineral pyrite (/ ˈ p aɪ r aɪ t / PY-ryte), [6] or iron pyrite, also known as fool's gold, is an iron sulfide with the chemical formula Fe S 2 (iron (II) disulfide). Pyrite is the most abundant sulfide mineral .