1 ton is around 1000 kilograms (depending on the exact ton used), so 7000 tons is 7 million kilograms.
140,000,000 lbs
70000 BTU/hr = 20.5kW > 70000 BTU/min = 1230.9kW > 70000 BTU/sec = 73854.2kW
It would have to crush by sheer weight, not muscular strength, so it would have to weigh many tons, probably many dozen tons.
4.8 billion tons
220 million tons
35 tons @2,000 pounds per ton.
46,000 tons
10 tons
3 tons
5 to 7 tons
437.5 tons (875,000 lbs.)
3.5% of 70,000= 3.5% * 70000= 0.035 * 70000= 2,450
6000 pounds
is up to 2000 tons
130 tons
2 tons
123549;9;9; tons