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The Orapa diamond mine is the world's largest diamond mine by area. The mine is located in Orapa, a town in the Central District of Botswana about 240 km (150 mi) west of the city of Francistown. Orapa ("resting place for lions") is owned by Debswana, a partnership between the De Beers company and the government of Botswana. [1]
Polymetallic nodules on the deep seabed in the CCZ Example of manganese nodule that can be found on the sea floor. Polymetallic nodules are found at depths of 4–6 km (2.5–3.7 mi) in all major oceans, but also in shallow waters like the Baltic Sea and in freshwater lakes.
The Cullinan Diamond is the largest gem-quality rough diamond ever found, [2] weighing 3,106 carats (621.20 g), discovered at the Premier No.2 mine in Cullinan, South Africa, on 26 January 1905. It was named after Thomas Cullinan , the owner of the mine.
The spread of coal use was gradual until the late 11th century when a timber shortage in north China produced a fast-paced expansion in coal mining and consumption. [12] In 1000 AD, Chinese mines were ahead of most mining advancements [clarification needed] in the world. [13] Coal mines in China faced similar problems to European ones.
Bond follows the diamonds to a pick-up by Bert Saxby, Whyte's head of security, and then onto a research laboratory owned by Whyte, where he finds that a satellite is being built by a laser refraction specialist, Professor Dr. Metz. Suspecting Whyte, Bond tries to confront him, but instead meets Blofeld, who captures the agent and explains to ...
South Korea introduced what was then considered the world's largest and best-organised screening programme, isolating infected people, and tracing and quarantining contacts. [309] Screening methods included mandatory self-reporting by new international arrivals through mobile application, [ 310 ] combined with drive-through testing, [ 311 ] and ...
Factor () Multiple Value Item 0 0 0 Singularity: 10 −35: 1 Planck length: 0.0000162 qm Planck length; typical scale of hypothetical loop quantum gravity or size of a hypothetical string and of branes; according to string theory, lengths smaller than this do not make any physical sense. [1]
"Under Control" is the 18th episode of the first season of The CW television series, The Vampire Diaries and the 18th episode of the series overall.