This is the rock scanned at 20%.

This is the rock scanned 100%.

This is the rock under the microscope at 10% magnification.

This is my thumb beside the rock under the microscope.

Description:

	Our rock streaks white.
	Our rock is very hard.
	A nail, fingernail and a penny couldn't scratch it.
	It's circumference is 12 cm, and it's length is 6 cm.
	It's flat and oval.
	It is rough.
	It has holes in it.
	Our rock has smooth corners.
	It's colour is white and peach.
	There are no crystals on our rock.