Ourique is a H4
meteorite
A meteorite is a solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the atmosphere to reach the surface of a planet or Natural satellite, moon. When the ...
that fell in 1998 in
Portugal
Portugal, officially the Portuguese Republic ( pt, República Portuguesa, links=yes ), is a country whose mainland is located on the Iberian Peninsula of Southwestern Europe, and whose territory also includes the Atlantic archipelagos of ...
.
History
During the night between 27 and 28 December 1998, a brilliant fireball and loud noises were reported by several people in
Beja region.
Antonio Silva recovered the first fragments two days after the fall and, subsequently, local villagers recovered other pieces. The meteorite made an elliptical crater deep, long and wide. Most of all fragments were found within an elliptical area long .
Composition and classification
It is a H4 type
ordinary chondrite
The ordinary chondrites (sometimes called the O chondrites) are a class of stony chondritic meteorites. They are by far the most numerous group, comprising 87% of all finds. Hence, they have been dubbed "ordinary". The ordinary chondrites are th ...
with a well-developed chondritic structure. Chemical analysis reported: olivine Fa18.3 and pyroxene Fs16.4.
See also
*
Glossary of meteoritics
This is a glossary of terms used in meteoritics, the science of meteorites.
#
* 2 Pallas – an asteroid from the asteroid belt and one of the likely parent bodies of the CR meteorites.
* 4 Vesta – second-largest asteroid in the asteroid b ...
*
Meteorite
A meteorite is a solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the atmosphere to reach the surface of a planet or Natural satellite, moon. When the ...
Notes
External links
Meteoritical Bulletin Database
Meteorites found in Portugal
1998 in Portugal
1998 in science
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