As a physical therapist, you work with patients who have lost the ability to perform daily physical activities. As part of your job, you may develop a collaborative working relationship with your patients' medical doctors.
The most commonly used type of resonator is the AT-cut, where the quartz blank is in the form of thin plate cut as an angle of about 3515' to the optic axis of the crystal. The third essential characteristic of the quartz resonator is related to the stability of its mechanical properties.
Certain stones are almost always cut en cabochon, including opal, turquoise, onyx, moonstone, and star sapphire. In the gemstone world you will often hear the term cabochon shortened to cab. Technically, cabochons are not really cut.Rather, they are shaped and then polished.ertain stones are almost always cut en cabochon, including opal, turquoise, onyx, moonstone, and star sapphire. In the gemstone world you will often hear the term cabochon shortened to cab. Technically, cabochons are not really cut.