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Use "rubbly" in a sentence
"But they are unluckily what the quarrier would term rubbly, -- traversed by an infinity of cracks and fissures; and it is rare indeed to find a continuous mass out of which a chimney-jamb or lintel could be fashioned."
"An aquifer may be a layer of gravel or sand, a layer of sandstone or cavernous limestone, a rubbly top or base of lava flows, or even a large body of massive rock, such as fractured granite, that has sizable cracks and fissures."
"Before them a wide strip of rubbly, rocky ground sloped gently up to a natural rock palisade."