Datolite, Copper
Delaware Fissure Mine, Delaware, Grant Township, Keweenaw County, Michigan, USA
This is a datolite from the Keweenaw Co., Michigan US.
This picture is on the 1:1 setting
This is a 1:1 close up of the top portion of the datolite.
The whole piece is 4.1 x 3.2 cm
The FOV for this image is about 2.2 cm
Also, please note that this image is not cropped.