Quartzite is a natural metamorphic rock that forms from sandstone under intense heat and pressure. Quartzite is one of the hardest natural stones available, scoring around 7 on the Mohs scale of mineral hardness, which measures the scratch resistance of minerals. Marble is widely used in the Middle East for its elegance and beauty. Natural stones are commonly used for flooring in both residential and commercial buildings. West Asian building stones are known for their durability, allowing them to withstand harsh weather conditions and long-term use. West Asia is home to various types of marble, each with its own unique characteristics. Travertine is formed over thousands of years as water flows through limestone and carries dissolved minerals to the surface. Tanzania is a country located in East Africa, sharing borders with Kenya, Uganda, Rwanda, Burundi, the Democratic Republic of the Congo, Zambia, Malawi, and Mozambique. The economy of Tanzania is composed of the agricultural, industrial, and services sectors. Tanzania is one of the largest agricultural producers in Africa. Over 80% of the active population in the country is engaged in the agricultural sector. Major crops produced include cereals such as maize, rice, and wheat, as well as dates, coffee, watermelon, potatoes, and tobacco.
