The large scope of potential global public health threats is recognized in the revised International Health Regulations (IHR [2005])3 with its all-hazards approach to assessing serious public health threats.
How much is it? On average, a high-quality peridot stone can cost anywhere from $50 to $200+ per carat. Larger peridots that are exported from foreign countries can cost as much as $500+ per carat. Generally, stones mined from Burma, Pakistan and Arizona can command the highest prices.
About Peridot-History and Introduction. Peridot is a gem-quality variety of olivine. It belongs to the forsterite-fayalite mineral series. Peridot is an idiochromatic gem, meaning its color comes from the basic chemical composition of the mineral itself and not from minor traces of impurities.Thus, peridot is found only in green.eridot Color Peridot is one of the few gemstones that comes in a single color. The depth of green depends on its level of iron content. Peridot's color can vary from yellow-green and olive to brownish green and looks best under natural daylight. Its vivid green color does not change under artificial light.