Articles
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Fluorite - the Rainbow Beauty

Fluorite is known as one of the very important industrial minerals and it is also the only widespread natural source of fluorine. Many mineral collectors are interested in fluorite because of its beauty, richness of forms and its broad spectrum of colors.

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Diamond - the extreme King of Gems

Diamonds are forever, and they are a girl&s best friend, but as minerals go they are not just another pretty face. Noted from ancient times for beauty, brawn and mystery - and today for impacting a broad segment of modern life - diamonds stand out as one of the most exceptional of all minerals.

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Mineral fakes, frauds and scams

Mineral frauds and fakes can be found at any mineral show, large or small. This guide to common scam practice is far from complete, but it will help you to avoid being fooled by dishonest dealers.

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Galena - the Lead glance

Galena, historically also named lead glance, is among the most abundant sulfides. Nice crystals and clusters of galena are almost every mineral collection. But this common mineral has some interesting features and it source for many beautiful secondary minerals.

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Chalcedony - the Chameleon Gemstone

Chalcedony is very variable and versatile stone and occurs in many environments. It was used since prehistoric times for stone tools and became one of the most used gemstones. Despite its abundancy, chalcedony still has some secrets.

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Chalcopyrite - the Peacock Ore

Chalcopyrite is the most important copper ore, and it is the primary source of many popular secondary copper minerals. It can occur in a variety of environments and forms, from hydrothermal veins to sedimentary layers. Nice chalcopyrite crystals are highly sought after by collectors.

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Agate - the Banded Gemstone

Agate is a beautiful and very popular gemstone that is widely recognized for its unique and varied colors and banding. It is a type of microcrystalline quartz that is commonly used as an affordable alternative to pricey gemstones in jewelry. It may also be carved into figures or statues, or used in handles for knives.

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Calcite - the Master of Shapes

Of all sedimentary minerals, calcite is probably the most widespread, contributing a full 2 % to the volume of the Earths crust. It occurs in endless crystal forms with many different colors. With such variety it is not surprising that some collectors specialize on calcite alone.

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Halite - the Rock Salt

Halite may not be very well-known by its official name, but it is more easily recognized as naturally-occurring salt. This common rock salt can form incredible crystals and even huge salt caves in nature.

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Malachite - the Copper Green

Brilliant green color makes malachite a very popular and widely-recognized stone. Bright color, aesthetic specimens and reasonable price make this interesting mineral very popular among collectors.

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