astro.wikisort.org - MeteoriteOurique is a H4 meteorite fallen in 1998 in Portugal.
Ourique |
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Type | Chondrite |
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Class | Ordinary chondrite |
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Group | H4 |
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Composition | olivine Fa18.3; pyroxene Fs16.4; |
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Country | Portugal |
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Region | Beja |
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Coordinates | 37°36′30″N 8°16′48″W[1] |
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Observed fall | Yes |
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Fall date | December 28, 1998 |
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TKW | >20 kg |
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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 20 centimetres (7.9 in) deep, 60 centimetres (24 in) long and 30 centimetres (12 in) wide. Most of all fragments were found within an elliptical area long 55 metres (180 ft).
Composition and classification
It is a H4 type ordinary chondrite with a well-developed chondritic structure. Chemical analysis reported: olivine Fa18.3 and pyroxene Fs16.4.
See also
- Glossary of meteoritics
- Meteorite
Notes
External links
Meteorites and meteoritics |
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Meteorite... |
- Glossary
- Fall
- Find
- Largest
- Micrometeorite
- Notable
- Parent body
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Classification | By type, class, clan, group and grouplet | Chondrite |
- Carbonaceous
- CB
- CH
- CI
- CK
- CM
- CO
- CR
- CV
- C ungrouped
- Enstatite
- Kakangari
- Ordinary
- Rumuruti
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Achondrite | Primitive | |
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Asteroidal |
- Angrite
- Aubrite
- HED
- Diogenite
- Eucrite
- Howardite
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Lunar |
- Impact breccia
- Mare basalts
- List
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Martian |
- Balsaltic Breccia
- Chassignites
- Kaidun
- Nakhlites
- Orthopyroxenite
- Shergottites
- Martian meteorites list
- Meteorites on Mars list
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Iron |
- IC
- IIAB
- IIC
- IID
- IIE
- IIG
- IIIAB
- IIIE
- IIIF
- IVA
- IVB
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Stony-iron | |
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Structural |
- Ataxite
- Hexahedrite
- Octahedrite
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Obsolete terms | |
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Mineralogy and petrology |
- Characteristics
- Grains
- Minerals
- Ca–Al-rich inclusion
- extraterrestrial materials
- meteoric iron
- Patterns
- Neumann lines
- Widmanstätten
- CI1 fossils
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Lists |
- Meteorites by
- Awards
- Journals
- Organizations
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- See also: Asteroid
- Atmospheric entry
- Comet
- Impact event
- Meteor
- Meteoroid
- Near-Earth object
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Meteorites by name |
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A–B | |
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C–D | |
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E–F | |
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G–H | |
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I–J | |
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K–L | |
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M–N | |
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O–P | |
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Q–R | |
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S–T | |
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U–V | |
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W–X | |
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Y–Z | |
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- List: Meteorite fall
- Category
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