Aren’t solar panels made from sand/silicone? Wouldn’t a solar run world look like a place where our sand deserts are instead covered in panels. You don’t even n

Aren’t solar panels made from sand/silicone? Wouldn’t a solar run world look like a place where our sand deserts are instead covered in panels. You don’t even need that many (in space) to power the whole planet. Not sure about lithium, but I suspect it’s not terrible as we don’t need that much.