Presentation - In Situ Resource Utilization (ISRU) - NASA
Presentation - In Situ Resource Utilization (ISRU) - NASA
Presentation - In Situ Resource Utilization (ISRU) - NASA
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National Aeronautics and Space Administration<br />
Abrasion<br />
Mineral Mohs Mode: Fracture %<br />
Anorthite 6 Conchoidal A<br />
Labradorite 7 Conchoidal M<br />
Enstatite 5.0-6.0 Conchoidal A<br />
Relating Abrasivity<br />
to Hardness<br />
Spinel 7.5-8.0 Conchoidal m<br />
Hercynite 7.5-8 Uneven m<br />
Ulvospinel 5.5-6.0 Uneven m<br />
KHN ~ 1500 for<br />
“Terrestrial” Spinel<br />
www.nasa.gov
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