A goat is a mammal in the genus Capra, which consists of nine species: the Ibex, the West Caucasian Tur, the East Caucasian Tur, the Markhor, and the Wild Goat.
Gauge is in meteorology, a general term for any device that measures, strength of wind, pressure, and other parameters. TThe most widespread gauges on meteorology are barometer gauge, density-of-snow gauge dew gauge, and other gauges that measures distance, rain and snow, rain intensity and wind.
Gemstone (Gem) is described as precious or semiprecious stone that may be used as a jewel when cut and polished. It includes diamond, beryl, emerald, chalcedony, agate, onyx, tourmaline, chrysolite, sapphire, ruby, spinel, topaz, turquoise, zircon, cubic zirconia, jacinth, hyacinth, carbuncle, amethyst, alexandrite, cat's eye, bloodstone, hematite, jasper, moonstone, sunstone, and many others.