Physical Geography Essay Example | Topics and Well Written Essays - 500 words - 2

Physical Geography - Essay ExampleThis implies that it reflects red and yellow light. bills occurs in diverse geologic environments, and its classification into deposit categories is thus intricate. Geologists recognize two kinds of deposits or occurrence of gold, which entails the primary and secondary. These two kinds depend on the very(prenominal) physical and chemical process to generate economic concentrations of the gold ore. The primary type of occurrence often forms in a place that the gold precipitates, which happens during the chemical reaction involving hot fluids, mineralizing solutions and rocks of the Earths crust. Formation of the secondary deposits often occurs later when the mechanical and chemical processes of weathering, as well as erosion, take place. later the formation of these kinds of deposits, it is then easy to extract it using various techniques. Production of gold in conscientious objector is something that begun a long time ago. Colorado is peerless of the United States. History provides that Colorado started as a small town because of the gold trade and then later developed to what one can immediately see presently. There are a number of existing gold mines in Colorado that increasingly exploit this natural resource. Some of the districts within Colorado state where goldmines are exploited, include the Cripple Creek, as well as Victor goldmine. The economic contribution of gold to the state of Colorado can neer be undermined. Gold has improved the economy of Colorado and had led to the construction of a number of infrastructural projects. Gold keeps on providing employment opportunities to the youths.Monotremes They are primitive mammals that disgrace eggs. Marsupials Their females have pouches, and their young are born immature and stay in these pouches. Placentals Their young are born at a stage where they are in some manner advanced, and before birth, their young are fed in the womb via the placenta.The Aepyornithidae and the Double Watted Cassowary are both birds that