"micro tube racks"

Pyrite (Cubic), Ward's

Sparkling ¹/₂" single cubic crystal in 1 x 2" matrix. Spain.

Clear to yellow translucent.

Essential for teaching mineralogy and atomic structure.

Give your students a piece of outerspace.

This economic collectors' set features eight different genuine meteorites and impactities.

Economical starter pack of meteorites and impactities.

This economic collectors set features 12 different genuine meteorites and impactities.

Feldspar group; white to gray, sodium plagioclase cleavages; some faces may show twinning.