The types of rocks there are so many that exist on this Earth. one of the rock types that we know is obsidian stone. The name obsidian rock is taken from the name of the inventor, a Roman named Obsidius who lived in the Vesuvius Mountains. Obsidian stone is a type of rock formed from minerals trapped in volcanic lava volcano which came out suddenly to the surface of Earth when the eruption occurred.
Obsidian stone is formed due to the extreme temperature difference between the conditions in the Earth's stomach (read: the core of the Earth) with those outside the surface of the Earth. Because it is formed from minerals, the obsidian stone is rich in minerals and the shape is very beautiful with a variety of colors.
Characteristics of Obsidian Stone
In the sense of obsidian stone above we already know and have a description of obsidian stone. After knowing the meaning of obsidian stone, then we will talk about the characteristics of obsidian stone. We need to know the characteristics of this obsidian stone because we know that rock types are very numerous. The characteristics and characteristics of obsidian rocks are as follows:
- It has fine grain and also the appearance of mineral parallel
One of the characteristics and characteristics possessed by obsidian stone is to have very fine grains. In addition obsidian rocks also have minerals that are parallel to one another. Having this parallel mineral we can see from the pattern that is on it. Other rocks do not necessarily or even do not have a parallel mineral like that possessed by obsidian rocks.
- Vibrant and sharp sharp corners
Other characteristics and characteristics possessed by obsidian stone that has a harsh nature. In addition to hard obsidian stones also form sharp corners. This happens because obsidian rocks contain considerable amounts of silicon dioxide. Content of silicon dioxide is what causes these rocks become hard and form sharp flakes.
- Has a similar color combination
One interesting part of the rock is the color. Different types of rocks have different colors, as is the case with obsidian rocks. Obsidian rocks are rocks that have colors that combine. Though combining, but these composite colors are similar. The colors are arranged in obsidian rocks such as dark black, dark red, gray, yellow and also blue. These colors make up obsidian rocks. In addition to the above-mentioned color, still and other colors that make up obsidian rocks, the colors include brownish or reddish brown or mixed with other ornaments such as bubbly or white spots.
- Has a crack mark
One of the most common features of obsidian rocks is that these rocks have a crack mark. In general, obsidian rocks have a sign that resembles a wavy crack. These corrugated cracks usually exist on the surface of the rock. These corrugated cracks have bright colors and are also shiny. This bright and shiny color resembles a vitreous luster or glass. These cracks are something that does not exist in other rocks.
Well that's some characteristics or characteristics possessed by obsidian rocks. The characteristics of rock is the most easily seen is from the physical nature of the shape, color, and texture. After that we will study how these obsidian rocks can form.
- The process of formation of Obsidian rocks
Rocks are created from various elements that exist on planet earth. Various sediments that harden will be able to become a rock. Similarly, obsidian rocks. Obsidian rocks formed from lava (read: the notion of lava and lava) that appear to the surface of the earth abruptly. of course to become a rock required a series of processes. The processes that occur to form obsidian rocks are as follows:
The occurrence of volcanic eruptions (read: the cause of the mountain erupted) so that is suddenly issued a liquid lava.
Liquid lava that previously existed in the bowels of the earth suddenly reaches the surface of the earth
In the bowels of the earth and on the surface of the earth have very different temperatures
This extreme temperature difference makes liquid lava suddenly on the surface of the earth becomes frozen.
Due to this sudden freezing process, then what is formed is a rock that resembles a glass or glass and not a crystal that dominates.
Well it's a series of processes from obsidian stone so shaped as we know it today. This series of processes occurs sequentially of course and within a certain time.
- Types of Obsidian Stones
Not only rocks that have various kinds or types, but a rock type was also divided into several types again. It is like an obsidian stone. Obsidian stones have several types. the types of obsidian rocks are essentially distinguished by their colors. The types of obsidian stone include the following:
Black obsidian stone, black obsidian rock is the most common type.
a). Obsidian brown stone
b). Green obsidian stone
c). Red obsidian stone
That's some kind of obsidian rock we usually find. Most of the obsidian rocks also have multiple combinations of colors. The color difference in obsidian stone is thought to be caused by impurities or inclusions. Because of the different impurity elements that then produce colors that vary.
- Benefits of Obsidian Stone
Various types of rocks that exist around us of course we can find the benefits. We see the construction of buildings that use rock foundations. In addition to the construction of rock buildings are also used in various kinds. Similarly, these obsidian rocks, obsidian rocks also have various functions or benefits. Some of the benefits we can derive from obsidian stones include the following:
1). As a cutting tool
Let us look again at the characteristics and characteristics of obsidian stone. In some characteristics or characteristics possessed by this rock, one of them is obsidian stone has a hard nature and also has sharp fragments. These sharp bits of rock are what causes obsidian babies to become cutting tools. Concoidal fragments of obsidian cause the rocks to break into pieces that have curved surfaces.
Fractures can also produce very sharp rocks. The function of obsidian stone as a breaking tool is actually found by the people of old. People find ways to solve obsidian so as to produce cutting tools that are available in various shapes as well as sizes. Its sharpness makes this rock converted into some tools such as knives, arrows, spear eyes and more.
2). As a jeweler
Obsidian stones consist of a variety of colors. Even sometimes the color of the obsidian is more than one or in combination. The appearance of clear rocks resembling glass and color varies to be the reason why this obsidian stone is so beautiful. Because of the beauty it has, the obsidian stone is processed into jewelry and beads.
3). Cure illness
Obsidian stone has other benefits, one of which is believed to cure various diseases. There are various diseases that can be cured with obsidian stones. Some diseases that can be cured by using obsidian stones include kidney stones.
4). Eliminate the blockage during the healing process of the disease
Obsidian stones are also useful in the medical world to remove blockages during the healing process of the disease. Usually diseases related to blood circulation.
5). Used in astrology
For people who believe in the science of astrology, obsidian stones also play a great role in astrology. Obsidian stone is believed to be influential in astrology. Obsidian stones are used to identify the sagittarius zodiac in astrology.
6). Believed in occult science
There are still many people in Indonesia is still traditional and still thick nuance kleniknya. Well, obsidian stone can also affect the things that smells klenik. For example, this obsidian stone is believed to be a potent exorcist. Some countries in continental Europe (read: the largest lake in Continental Europe) also believe this, as in Italy, France and also the Netherlands.
7). Believed to have magical powers
The stone obsidian stone can affect the things that smells klenik. as the nuance of her occult. well, u obsidian also believed to have magical powers, of course this is considered by some people. This magical power is certainly associated with supernatural powers.
Well that's some examples of the benefits of obsidian stone that can be taken or felt by humans. these benefits are of course subjective or trustworthiness, as does the function of obsidian stone in the science of occult or magical powers.