Exploring the Concept. 1  Provide the materials to the students. 2  Instruct students to cover their desktops with paper. 3  Have students examine the sugar cubes with the magnifying glasses. Students should record their observations on the observation sheet provided. They can either draw or describe the sugar cubes.
Gold is a precious metal used around the world in jewelry, electronics and even dentistry. Extraction of gold requires mining for it beneath the Earth's surface. Mining for gold has some negative effects, including erosion, the use of cyanide, loss of biodiversity and disruption of indigenous communities. Erosion Erosion can strip away much needed soil.
The country's oldest and largest gold producer is the China National Gold Group Corporation (CNGGC), which accounts for 20% of total gold production in China and controls more than 30% of domestic reserves. CNGGC also controls Zhongji Gold, the first publicly listed gold mining company in China.n the other hand, gold output in China has risen by 70% for the past decade. In recent years, China's gold mining industry has received increased foreign and domestic investment, and project numbers have increased as more discoveries have been found.