Polymict Impact Breccia | 163 Grams | Azuara Impact Structure, Spain NWA 4293 Mexico are renowned for their

Mexico are renowned for their classic crystal shape and attractive yellow-green coloration

and regulating it

Will come with two specimen cards

Typical clast deformation looks looking like a loaf cut into slices but not fully broken into pieces

Origin: Mined in Quiruvilca Mine

Polymict Impact Breccia | 163 Grams | Azuara Impact Structure, Spain NWA 4293 Mexico are renowned for theirThe Azuara polymict impact breccia refers to the impact material from the 38 million year old twin (multiple) impact structures Azuara Rubielos de la Cerida in Northern Spain. This impact breccia was found in the area of the village of Fuendetodos near the center area of this large multiple impact structure. This is partly melted and or decarbonized limestone fragments in a dense and extremely hard matrix showing flow texture. The breccia is