Azurite Sun AZ146 polished magneprase The interesting cylindrical cavities are

The interesting cylindrical cavities are all that remain of fossil belemnites which were a squid-like creature with a tapering torpedo or bullet shaped body

Approximate weight of each piece is between 98 and 190 grams

Dimensions at widest points approximately 95 mm x 55 mm and 40 mm thick

EPI71   Epidote

Slightly tapering thickness of 6 - 9 mm

Azurite Sun AZ146 polished magneprase The interesting cylindrical cavities areAZ146 Azurite sun mineral specimen. Dimensions at widest points for entire specimen approx. 70 mm x 60 mm x 25 mm thick. Weight is 127 grams. The matrix that this copper based mineral forms on is kaolinite. From Malbunka copper mine in Northern Territory, Australia.