Hornfels

Hornfels

Hornfels is a fine-grained metamorphic rock that can range from dark to light in color. The original rock type was typically sandstone, clay or shale, limestone or diabase. This natural rock comes in a cotton specimen collection bag with an information card including details on the rock formation, characteristics and uses.  Specimen size ranges from 1-2 inches.

For age 4+ with adult supervision

Warning: Choking Hazard - Small Parts
Not for children under 3