Public domain photos

The image shows a piece of galena with quartz and calcite on a gray surface. The text at the top of the image is likely a description of the mineral. The galena is a light gray color and the quartz is a darker gray. The calcite is a white color and has a rough texture.

The image shows a piece of galena with quartz and calcite on a gray surface. The text at the top of the image is likely a description of the mineral. The galena is a light gray color and the quartz is a darker gray. The calcite is a white color and has a rough texture.Open in library