Many people found metal, and they were very happy with it because they thought it was expensive gold. They were amazed to learn that it was nothing more than gold, color, sparkle and shape, but it did not live up to gold. The name of the pseudo gold. Pyrite belongs to a mineral group (sulphides). … Read more Why is the mineral pyrite considered a pseudo gold?
Gold is a natural element extracted from the ground by various processes, symbolically denoted by the symbol Au, which is one of the most expensive metals, and has gained special importance for its rareness in nature, which earned him this high price, and the characteristics that characterized it made him superior to many other minerals, … Read more How to calculate the value of gold?
One of the most famous metals that are circulated among people for the purpose of adornment and gold or silver metal ornaments, called the two stones and the two criticisms are said, which are among the most precious metals and the most popular among people. The man, when he wants to speak to a woman … Read more How did gold and silver get there names?
Silver is one of the metals extracted from the earth. It is a white metal with a relatively precious value and a silver metal of precious metals. It is not newly discovered. It has been known since ancient times. The first civilization to discover silver was the ancient Egyptian civilization And both the Arabs and … Read more How to shine silver?
Gold is one of the most important elements at all because of its scarcity and beauty and therefore its high price. For these reasons, the man relied on gold in the currency instruments of old and silver, of course, which has a value less than the value of gold, and was a way to decorate … Read more How to sell gold?
gold Gold has been discovered in the pre-Christmas times. The methods of its use varied from generation to generation. To this day, gold has emerged in medical fields such as teeth and the electronics industry for its intensity and resistance to corrosion. It is now one of the most important monetary rules of the International … Read more The method of polishing gold at home
gold Throughout the ages, gold represents a symbol of beauty, well-being and wealth. Yellow metal is a precious metal, measured for other metals. Some studies of gold extraction sites have revealed that most of the production of this mineral, estimated at 70% of world production, was in developing countries, particularly in Ghana, Peru and Guatemala. … Read more Where one-third of the world’s gold is produced
Manufacture of gold Gold has become very popular, especially in the Arab societies and most of the Gulf countries, and this demand has increased after there are many forms and types of gold, and after rising prices in the market, some buy it for trade and not decoration. Here we will talk about the manufacture … Read more Manufacture of gold
gold Gold has been known since ancient times. Most of the ancient civilizations have known it, and have built on its trade such as: Japanese civilization, Persians, and to this day gold remains valuable to us, so that most of us acquire gold as a saving for the time of need. Most peoples, the first … Read more Types of gold
Copper The copper is characterized by its yellow color to reddish, and a metallic element, its chemical symbol Cu, atomic number 29, and is melting at 1083 ° C, and is found by nature alone or in the form of oxides, and is very easy to control copper is capable of formation, and is one … Read more Characteristics of Copper