It depends on where you live and what exactly you mean by 'large'. - In western Canada you can get these for about $100 or less weighing 800-1,000 pounds. -Often the cost of delivery is higher than the cost of item. We also have in my area, at least one company that makes extremely realistic fiberglass rocks that cost more, but you can transport on the roof of your car, or in a pickup bed.
Large boulders and smaller rocks can be carried by a river. When rocks and sediment are displaced, it's called erosion.
Mechanical weathering
DEPOSITION
Boulders of various sizes are routinely sold by gravel pits, material suppliers, and landscapers. So yes, boulders of milky quartz have value.
Erratic blocks or "erratics" for short.
$1
$2.08
It is a diamond
its a hm and its called strength
The statement that is accurate is that glaciers can carry both small particles and large boulders. Glaciers can carry both small particles and large boulders.
The cost to mow a small yard is $15, medium $25 and a large is $50-60.
Large boulders and smaller rocks can be carried by a river. When rocks and sediment are displaced, it's called erosion.