Specimens

Calcite septarian plate approximately 8" in diameter Septarian nodules have a carbonate center surrounded by cemented sediments of sand and mud Th...

SLATE | Slate is the result of the compression of shale, but is denser and retains the fissile properties, making for an interesting exercise when...

Sphalerite sample approximately 1" (3cm) in size Often mined as a zinc ore Perfect size for use in classroom identification labs and exercises, co...

UNGLAZED STREAK PLATE || Single, unglazed porcelain streak plate. Off-white color 50MM X 50MM || Plate measures 1.9" (50mm) long and wide, and is...

Syenite sample approximately 1" (3cm) in size Igneous rock comprised primarily of feldspar Perfect size for use in classroom identification labs a...

WHITE QUARTZITE | Quartzite is formed from sandstone that has been tightly compressed to the point where the clasts have recrystallized to form a ...