hardnessOnMohsScale

URI: https://gptkb.org/prop/hardnessOnMohsScale
4 triples
GPTKB property
Random triples
Subject Object
gptkb:Fool's_Gold 6–6.5
gptkb:cathedral 5.5–6.5
gptkb:Burmese_Ruby 9
gptkb:calcium-rich_plagioclase 6-6.5