Minerals And Precious Stones

Acanthite is one of the most important sulphide minerals because it is enriched in silver, therefore it is a silver sulphide. It contains in its chemical composition around 87.06% silver and 12.94% sulfur, it also contains selenium impurities, its chemical formula is (Ag2S). Physical and chemical properties of acanthite Acanthite Physical and chemical properties group, […]

The Paraíba Tourmaline stone is a variant of a tourmaline crystal discovered in the 80s. It is characterized by great beauty, rarity and transparency, being one of the most expensive gems on the planet. This is because approximately for every 10,000 diamonds there is only one example of this Tourmaline. Therefore it is a mineral

Gold has historically had a very high value around the world. This is due to its low quantity and high utility. Gold is one of the most useful metals in the United States and in the rest of the world. Its use is associated with jewelry and much more. What is gold used for? For

Staurolite is a mineral that belongs to the group of silicates and has a characteristic brown and black color. It can also have slight white, opaque and gray shades. It stands out for having concentrations of iron, zinc and magnesium, although the amount varies depending on the specimen. It is basically a medium to high

Clays are a group of clay minerals that are generated by processes of erosion, digenesis, and weathering, and are therefore the main components of fine-grained sedimentary rocks called mudstones (including shales, siltstones, and shale). In fact, clay minerals make up about 40% of the components in sedimentary rocks. In addition, clay minerals are the main

Rainbow obsidian consists of a rather beautiful and striking type of rock, thanks to the fact that, as its name indicates, its surface reflects a variety of colors like a rainbow; reason for which it is a highly demanded and precious stone. We must say that the rainbow obsidian mineral is a rock that has

If you collect precious and semi-precious stones, metals and jewelry items, white gold is a must. Next, we are going to describe its characteristics, properties, uses and meaning so that you are more familiar with this variety of the chemical element. What is white gold? White gold is an alloy of various metals, where pure

Amethyst geodes are one of the most interesting rock formations that appear within the gaps in the rocks of the earth’s crust. In this article we explain all the characteristics, properties and above all where you can find and how amethyst geodes are formed, so that you can go in search of them. Amethyst geodes

If you are a collector of precious and semi-precious gems, rocks and stones, blue calcite is for you. It is one of the most outstanding specimens of nature and with the best characteristics. Therefore, pay attention to all its qualities, properties and uses. What is blue calcite? Blue calcite is a variety of the calcite

The Kunzite stone consists of a pink variety that belongs to the spodumene family. It’s about a lithium aluminosilicate which is part of the pyroxenes, presenting very attractive colors. These originate thanks to the inclusion of manganese in its chemical composition. It is quite a young stone, much younger compared to other types of gems.