Minerals And Precious Stones

In mineralogy and geology, goethite is considered a fairly common mineral that usually occurs with a black, brownish-yellow, reddish, and even reddish-brown hue, depending on the size of the crystals, the color varies in such a way that the largest ones usually be dark reddish, while the smaller crystals are usually light reddish and yellowish. […]

The black jade stone is a variant of jade stone that has a dark and quite intense hue, it also belongs to the extensive group of pyroxenes together with jadeite. Over time, different healing properties for the body have been attributed to it. It is also a very attractive and resistant, even stronger than steel.

The mineral vermiculite is a silicate, belonging to the group of micas, whose chemical composition is (Mg,Fe,Al)3(Al,Si)4O10(OH)∙4H2O. Vermiculite is characterized by having golden yellow, green, brown colors, it also has a white stripe color, the shine is earthy or oily, translucent, the hardness on the Mohs scale is from 1 to 2, that is to

Mineral collectors welcome to another post where a very interesting guide on gray diamond is provided. Here you will learn about its properties, characteristics, meaning, origin, formation and the uses that the precious stone has. What is the gray diamond? Gray diamonds are 100% carbon minerals and owe their hue to small inclusions of graphite

Red beryl is an extremely rare mineral from the silicate group (cyclosilicate subgroup) and represents the rarest member of the beryl family Together with the emerald stone, the aquamarine stone and the morganite, they are part of the beryl group. Your name comes from the Greek beryllos, which means “blue-green stone”, alluding to the aquamarine

In this article you will learn all the relevant information about the cat’s eye stone, one of the most impressive attractions of nature. For this reason, we invite you to pay maximum attention to its characteristics, properties and applications. In this way, you will become familiar with one of the most attractive precious and semi-precious

Vanadinite is a rare mineral belonging to the group of vanadates and phosphates, along with the famous mineral apatite. Vanadinite has a bright and intense red color, combined with orange tones and striking crystals with an isomorphic hexagonal shape, making it one of the most sought after gemstones by collectors. Furthermore, it is a vanadium

if you are a collector of precious and semi-precious stones, the onyx is one of the specimens that you cannot miss. Next, we are going to talk about all its characteristics, properties and most frequent uses. In this way, you will become familiar with one of the most impressive works of nature. What is the

The tsavorite gemstone was discovered by British geologist Campbell R. Bridges in 1967 in the Tsavo Game Reserve in Kenya and was named after Harry Platt of the Tiffany Company (New York) who immediately recognized its potential due to its gemological rarity and it has become one of the most valuable gemstones in the world.

Moon quartz is one of the rarest gems that are part of the varieties and types of quartz. It is basically a semi-transparent silicate which, when exposed to light, has a luminous effect similar to that of moonstone, this effect is known as adularescence. Why does it have this beautiful color? The moon quartz stone