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Description

Ureilite Meteorite 10.7 G – NWA 11757NWA 11757 Ureilite Meteorite For Sale Northwest Africa 11757 (NWA 11757) is a fascinating ureilite meteorite recovered from the deserts of Morocco and acquired in September 2017. This rare coarse grained ultramafic rock displays a striking metamorphic texture, formed by the high temperature processes that shaped its olivine and pyroxene mineral grains. Olivine crystals show reverse zoning with magnesium rich edges, while metal inclusionsnow partly

Dimensions: 39 X 21 X 4 mm

Dimensions: [ 33 X 30 X 2 MM]

Dimensions: [42 X 27 X 20 mm]

with visible pyroxene and calcic plagioclase crystals

Morocco is among the few known sources of genuine red quartz

Rich in well-preserved type I and II chondrules

5 gDimensions: 39 × 20 × 13 mm

• Dimensions: 22 × 20 × 13 mm

The specimen shows the characteristic structure of an ordinary chondrite

Scientific studies suggest that brachinites originate from multiple asteroid parent bodies

set in a fine-grained basaltic matrix

unequilibrated textures