©2019 by The Organization for the Proliferation of Space Studies, a 501(c)(3) tax-exempt private foundation.

Polished NWA 12888 Main Mass!

This is a stunning L-5 monomict breccia, weighing in at 1047 grams, that has been cut in half and polished to reveal its beautifully complex interior! Follow this link to read more on this spectacular specimen! It is sure to stun and standout in any collection!

Your purchase helps us fund our boundary-smashing STEM programs and opens up a world of exploration for students! It is through your purchases that new horizons in astronomy, chemistry, math and beyond will be chased by bright young minds! Thank you for doing a huge part in supporting humanity's collective future!

This specimen includes a certificate of authenticity. Shipping calculated upon checkout. We are not liable for customs charges or lost or stolen packages.

  • Purchasing Policy

    This sale carries a 15 day return policy, with the buyer responsible for return postage, packing and any other fees associated with shipping, as well as a 25% restocking fee. 

$2,995.00 Regular Price
$1,047.00Sale Price