quarry3

for i=1, 10 do
	if turtle.detect() then turtle.dig() end
	if turtle.detectUp() then turtle.dig() end
	if turtle.detectDown() then turtle.select(2)
	turtle.place() end
	turtle.forward()

end

turtle.select(1)
turtle.turnRight()
turtle.forward()
turtle.turnRight()
turtle.turnRight()
turtle.place()
turtle.turnRight()
turtle.turnRight()