This is my rock scanned at 20%.

This is my rock scanned 100%.

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

This is my thumb beside the rock under the microscope.

Description

	My rock is a sparkly colour, it is white, grey, and black.
	My rock's edges are rough.
	I can't scratch my rock.
	I tried the streak test it scratched white.
	My rock is 4 cm long.
	My rock is a triangular shape.
	It has crystals in it.
	It has some shiny parts.
	I compared my rock to Christian's no. 4 and it was lighter than Christian's.