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Name: Northwest Africa 12692 (NWA 12692)
ACCN:
Type: Chondrite, LL3.00
Location: Mali, Africa
Coordinates: 17° 34.2' N, 3° 59.8' W
Fall: Unknown
Found: 2012
TKW: 373 g
Chemical Composition:(C. Agee, UNM) Chondrule olivine Fa12.4±6.5, Fe/Mn=41±20, Cr2O3=0.40±0.11 wt%, n=31; chondrule low-Ca pyroxene Fs3.1±1.8Wo0.7±0.8, Fe/Mn=9±3 n=10. Ferroan chondrules with pyroxenes are rare: most pyroxenes analyzed were in Mg-rich type I chondrules, hence the low Fs mean value.
Weathering grade:W2, S3
Age:
Additional Information:
External References: 1) Met. Bull. Database
2) Encyclopedia of Meteorites
Notes: NWA 12692 is LL3.00 stone chondrite that is very rare type of meteorite, only 4 such known at the moment with total mass of only 1177 grams.
Exhibit
Item: End cut
[Image]
 
Inventory Code: M-NWA12692.1
Registration Year: 2019
Origin: Zs. Kereszty, IMCA#6251
Size: 353 × 17 × 1 mm
Weight: 1.5 g
Short Description:
Related Items:
Notes:
Map

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