Assertion: emerald | /r/MadeOf | numerous inclusions
Facets:
value: usually
type: TEMPORAL
value: harder than quartz
type: OTHER
Source sentences:
text: However, most emeralds contain numerous inclusions or surface-reaching fractures.
text: Harder than quartz but softer than diamond, the emerald usually contains many inclusions trapped during its formation.
text: However, most emeralds contain numerous inclusions or surface-reaching fractures.