Quartz crystal with actinolite (“asbestos”) fiber inclusions giving it a silky appearance.

A bundle of actinolite fibers runs the length of the part.

Minerals from PiqueA large white barite pompom covered with small grayish smithsonite crystals.

A mineral from the “les vieux travaux” sector of the famous Sanguinède mine, in Montdardier, Gard.tte, in Barèges, Hautes-Pyrénées.

Here is a video of the specimen: