Turquoise is a color that falls between blue and green on the color spectrum. Copper is the primary element responsible for the blue and green colors in turquoise. Turquoise is sensitive to chemicals, so it's important to keep your jewelry away from substances that can harm it. Turquoise formation often occurs in areas with hydrothermal activity, where hot water or fluids rich in minerals circulate through the Earth's crust. Turquoise has a hardness of 5 to 6 on the Mohs scale of mineral hardness. West Asia is geologically diverse, with a wide range of rock formations, mineral deposits, and tectonic activities. The Middle East, particularly Iran, is known for producing some of the world's finest turquoise gemstones. Look for well-known and reputable gemstone retailers, either online or physical stores, that specialize in selling gemstones. The color of a ruby is one of the most important factors in determining its quality and suitability for jewelry. Color is one of the most important factors in determining the value of emeralds. Zambia is located in the south of the African continent and is bordered by Tanzania to the north, Malawi, Mozambique and Zimbabwe to the east, Namibia and Botswana to the south, and Angola to the west. Zambia has diverse areas including the shores of Lake Kariba and natural scenery including Victoria Falls. The capital of Zambia is the city of Lusaka. This country has a republican system of government and the president acts as the leader of the country. Zambia is divided as a union of administrative regions, divided into 10 provinces based on regional administrative divisions.
