Question

For excavating solid rocks, the most suitable equipment is:

Answer 1

An axe and some chemicals depending on which type it is .
also New types of excavating machines are also helpful

Answer 2

Answer:

The answer is:  the most suitable equipment is Power shovel.

Power Shovels are a type of rope/cable operated excavator, where the digging arm is regulated and powered by winches and steel ropes, rather than hydraulics in common hydraulic excavators.

Basics parts of power shovel including the track system, cabin, cables, rack, stick, boom foot-pin, saddle block, boom point sheaves, boom, and bucket.