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A search of the impact zone that began on December 6, 2008, turned up 10.5 kilograms (23 lb) of rock in some 600 fragments. These meteorites are collectively named Almahata Sitta [ 22 ] ( Arabic : المحطة ستة ), which means "Station Six" [ 23 ] and is a train station between Wadi Halfa and Khartoum , Sudan.
The first pieces of the rock were found by Ellen Milley, a University of Calgary Master's student on November 27, 2008. Milley was a part of a team working with Dr. Alan Hildebrand , University of Calgary professor and Canadian Research Chair in Planetary Science in the ice of a fish pond about 40 kilometres (25 mi) south east of Lloydminster ...
A meteorite is a rock that originated in outer space and has fallen to the surface of a planet or moon. When the original object enters the atmosphere, various factors such as friction , pressure, and chemical interactions with the atmospheric gases cause it to heat up and radiate energy.
Less than ten thousand years old, and with a diameter of 100 m (330 ft) or more. The EID lists fewer than ten such craters, and the largest in the last 100,000 years (100 ka) is the 4.5 km (2.8 mi) Rio Cuarto crater in Argentina. [2]
CM chondrites are a group of chondritic meteorites which resemble their type specimen, the Mighei meteorite. The CM is the most commonly recovered group of the ' carbonaceous chondrite ' class of meteorites, though all are rarer in collections than ordinary chondrites .
The Willamette Meteorite weighs about 34,200 pounds (15,500 kg). It is classified as a type III iron meteorite, being composed of over 91% iron and 7.62% nickel, with traces of cobalt and phosphorus. The approximate dimensions of the meteorite are 10 feet (3 m) tall by 6.5 feet (2 m) wide by 4.25 feet (1.3 m) deep.
Pieces of Mars rock can command similar prices, with a 4.25-pound piece selling for $63,000, approximately $15,000 per pound. Meteorites from the Moon are even more valuable. A 406-gram lunar ...
On 12 September 2008, around 08:30 hours, from the north-west sky this meteorite fell, which was observed by several people residing in the villages around the town of Sulaguri. According to the eyewitnesses, they heard a screeching sound and a bang. It was followed by house shaking explosions. Bright flashes and smoke were also observed. [1]