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Quartz

22/04/2018

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Minerals

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A mineral is a naturally occurring chemical compound usually of crystalline form and not produced by life processes. A mineral has one specific chemical composition, whereas a rock can be an aggregate of different minerals or mineraloids. The study of minerals is called mineralogy. To meet the definition of “mineral” used by most geologists, a substance must meet five requirements:

Crocoite

07/09/2024

Crocoite is a rare mineral classified as a lead chromate (PbCrO₄). It is well-known for its vibrant orange-red color and distinctive crystal formations, which...

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Datolite

25/12/2025

Datolite at first glance is not stone that calls person by shouting. Doesn't scatter light like brilliant diamond, doesn't make color explosion like opal....

Mineral Identification Chart for Beginners

12/11/2025

Understanding how to identify minerals is one of the most essential skills in geology. Minerals form the building blocks of rocks, and learning to...

Hemimorphite

17/01/2025

Hemimorphite is a zinc silicate mineral with the chemical formula Zn₄Si₂O₇(OH)₂·H₂O. Known for its striking blue to greenish-blue color and unique crystal habits, hemimorphite...

Aquamarine

07/01/2025

The name "aquamarine" is derived from the Latin words aqua meaning "water" and marinus meaning "of the sea." This etymology reflects the gemstone's characteristic...

Benitoite

21/12/2024

Benitoite, a strikingly beautiful and rare gemstone, is celebrated for its vibrant blue hues and intriguing geological origin. First discovered in California, this gemstone...

Pezzottaite

24/11/2024

Pezzottaite, often referred to by its colloquial name raspberry beryl, stands as a rare and enchanting mineral in the world of geology and gemology....

Aegirine

23/11/2024

Aegirine is a fascinating mineral in the pyroxene group, named after the Norse sea god Ægir, symbolizing its origin in deep geological processes. This...

Diaspore

19/11/2024

Diaspore, an aluminum hydroxide mineral with the chemical formula AlO(OH), is a fundamental component in the study of geology and mineralogy. It is significant...