needle-shaped

People who lived and worked in Libby breathed in the microscopic needle-shaped asbestos fibers that can cause the lung cancer mesothelioma or lung scarring called asbestosis, the lawsuit argues.

So Tarduno went searching for rocks of the right age containing tiny, needle-shaped crystals of the mineral titanomagnetite, which record the magnetic field’s strength at the time of their crystallization.

In his research, Schwarcz says, he has never seen anything suggesting bone minerals are structured into curved, needle-shaped crystals.

Researchers told local outlets that they were able to initially identify the species by the fish's long, narrow jaws, which contain rows of needle-shaped teeth.

Like modern-day sharks, frilled sharks have a hinged jaw that can catch large prey in the animal's needle-shaped teeth.