Pecora Escarpment 91144 Meteorite Quick Facts
- Name: Pecora Escarpment 91144
- Year Discovered: 1991
- Approximate Recovery Location: Antarctica
- Precise Recovery Location: (-85.66704, -69.01564)
- Mass: 59.6 grams
- Classification: L4
- Discovery Type: Found
- Condition: Valid
More Details About the Pecora Escarpment 91144 Meteorite
The Pecora Escarpment 91144 meteorite was discovered in 1991. It was recovered in Antarctica (-85.66704, -69.01564). It has a mass of 59.6 grams.
Pecora Escarpment 91144 is considered a “Valid” meteorite. “Valid” meteorites are typical meteorites with average weathering, while “relict” meteorites are those that have been extremely altered, either due to weathering over time or human intervention.
Pecora Escarpment 91144’s official classification is L4. The classification “L4” refers to a type of ordinary chondrite from the L group. These meteorites are characterized as petrologic type 4, which means they contain numerous chondrules and have undergone metamorphism that altered the composition of olivine and the fine-grained matrix, but they lack primary igneous chondrule glass.
The Pecora Escarpment 91144 meteorite is a “Found” meteorite. Meteorites are classified as “falls” if they were observed falling and recovered, while “finds” are those discovered later, often weathered by longer exposure to Earth’s environment and without a record of being seen as they fell.
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Last Updated: 1/15/24