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Freiburg Miner wearing a Mooskappe, stained glass window, 1330. A miner is a person who extracts ore, coal, chalk, clay, or other minerals from the earth through mining. There are two senses in which the term is used. In its narrowest sense, a miner is someone who works at the rock face; cutting, blasting, or otherwise working and removing the ...
The possibility of using microorganisms in biomining applications was realized after the 1951 paper by Kenneth Temple and Arthur Colmer. [9] In the paper the authors presented evidence that the bacteria Acidithiobacillus ferrooxidans (basonym Thiobacillus ferrooxidans) is an iron oxidizer that thrive in iron, copper and magnesium-rich environments. [9]
1 Biology. 2 Places. 3 Arts and entertainment. 4 People with the surname. 5 Other uses. ... Miner, an entity that performs cryptocurrency mining, for example bitcoin ...
[1] In some areas a prospector must also stake a claim, meaning they must erect posts with the appropriate placards on all four corners of a desired land they wish to prospect and register this claim before they may take samples. In other areas publicly held lands are open to prospecting without staking a mining claim. [2] [citation needed]
Mineralogy [n 1] is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical) properties of minerals and mineralized artifacts. Specific studies within mineralogy include the processes of mineral origin and formation, classification of minerals, their geographical ...
[1] Afterdamp. Afterdamp is a mixture of carbon monoxide and chokedamp which replaces atmospheric air after an explosion. [1] Agent. The agent was the senior colliery manager: the term "viewer", "captain" or "steward" also appeared in older regional terminology. Where the mine owner provided the capital and sank the shafts, the agent organised ...
An apprentice hewer was placed under a hewer and had to work under his direction. In the dressing area of the mine, old, former hewers were responsible for supervising the sorter boys. The hewer reported to the mine foreman or supervisor, the Steiger, also called the Dinghauer in some mines, or in smaller pits, the Hutmann. [6]
Liebig's law has been extended to biological populations (and is commonly used in ecosystem modelling).For example, the growth of an organism such as a plant may be dependent on a number of different factors, such as sunlight or mineral nutrients (e.g., nitrate or phosphate).