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Hit it with another rock, hammer, or something else hard. Heat and/or cool the rock
If a rock is hard to break, it likely indicates that it has high strength and durability. It could be made of a dense material or have a strong mineral composition. This characteristic suggests that it can withstand significant force or pressure without fracturing or crumbling easily.
When rock wears away it becomes gravel, sand, silt or clay.
scratch the rock on a piece of paper or something white..... that's HARD. if the color is BROWN then itsEMERALD.
The roots of the tree break into the rock.
Any form of mechanical weathering causes rock to break into smaller pieces. A landslide will definitely cause rock to break. Meteor impact, plant root growth, ice wedging, and the movement of animals will also cause weathering.
hammer
Water and freezing/cold weather can make rocks break. The water makes the rocks break when it goes into the rock cracks. When the weather gets cold/freezing the water expands and the rock breaks. Or with a really good hammer. LOL:P
dont be lazy and keep looking
a rock or falling off of something
you can crush it good or you can scratch it on something hard
Hit it with another rock, hammer, or something else hard. Heat and/or cool the rock
Mechanical weathering.
Faulting is caused by stress in the rock layers, the stress can break and crack the rock causing a fault. There are two types of faults a normal fault and a reverse fault.
chalk is made from a chalk like rock. The reson why its hard is because it a rock and the reson why it break so easy is because of its weight and size
The fraction/break itself is a fault caused by tectonic plate movement.
Rapids