Assertion: mineral's hardness | /r/HasProperty | specific gravity
Facets:
Source sentences:
text: Perfect Mohs Hardness 1 Specific Gravity 2.7 to 2.8 Diagnostic Properties Feel, color, softness, cleavage Chemical Composition Mg 3 Si 4 O 10
text: Mohs Hardness 9 Specific Gravity 3.9 to 4.1 (very high for a nonmetallic mineral)
text: Mohs Hardness 6 Specific Gravity 2.5 to 2.6 Diagnostic Properties Cleavage, color Chemical Composition KAlSi
text: Mohs Hardness 4 Specific Gravity 3.2 Diagnostic Properties Cleavage, hardness, specific gravity, color Chemical Composition CaF 2
text: Mohs Hardness 9 Specific Gravity 3.9 to 4.1 (very high for a nonmetallic mineral)