Assertion: asteroid belt's asteroid | /r/CapableOf | supplement earth's dwindling resources
Facets:
value: presumably
type: OTHER
Source sentences:
text: However, the asteroids came to be imagined as a vast accumulation of mineral wealth, accessible in conditions of minimal gravity, and supplementing Earth's presumably dwindling resources—though the value of such minerals would have to be very high indeed to make such enterprises economically viable.