71546 (13) Ilmenite Basalt
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Fact sheet
Description: 

71546 is an olivine-poor ilmenite basalt with a variable texture from fine-grained variolitic areas to coarser granular areas that was collected in a rake sample. Pyroxene forms the largest grains and encloses ilmenite and plagioclase feldspar (rotation 1).

The sample weighed 150.7 grams before analysis and has not been dated.

Further details of this and other Apollo samples are here: http://curator.jsc.nasa.gov/lunar/

In Place
In Time
Accuracy:
Timescale:
Not known
Ma = Millions of years ago
In Focus
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Type:
Type: 
igneous
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