Crystal Encyclopedia

Powellite

Powellite is a mineral that belongs to the broader group of minerals known as molybdates and tungstates. It is specifically classified as a calcium molybdate, with the chemical formula Ca(MoO₄). The name “Powellite” is derived from the mineralogist John Allan Powell, who made significant contributions to the field of mineralogy. Powellite typically occurs as a […]

Kingman Turquoise

Turquoise is a mineral gemstone known for its striking blue-green coloration, often considered one of the oldest gemstones in human history. It has been revered by cultures across the globe for thousands of years, valued for its beauty and believed to possess various metaphysical properties. Kingman turquoise specifically refers to turquoise sourced from the Kingman […]

Yellow Apatite

Yellow Apatite is a variety of the mineral apatite, which belongs to the phosphate group. Apatite itself is a group of phosphate minerals that are widely distributed in nature and can be found in various geological settings. The yellow color in Yellow Apatite is attributed to the presence of certain trace elements and impurities. Apatit; […]

Ellensburg Blue Agate

Ellensburg Blue Agate is a rare and prized variety of agate found primarily in the Kittitas Valley near Ellensburg, Washington, USA. It’s renowned for its striking blue hues, ranging from sky blue to deep azure, often accented with white, grey, or brown patterns. This gemstone’s mesmerizing colors and unique patterns make it highly sought after […]

Healer’s Gold

Healer’s Gold is a naturally occurring mineral that primarily consists of two distinct minerals: Pyrite (FeS2) and Magnetite (Fe3O4). These two minerals often form together as small, metallic, golden to bronze-colored crystals or masses within rocks. Healer’s Gold is typically found in volcanic or hydrothermal environments, often associated with other minerals such as hematite, chalcopyrite, […]

Linarite

Linarite is a mineral that belongs to the sulfate class and is characterized by its striking deep blue to azure color. It is named after the Linares district in Spain, where it was first discovered. Linarite is not only appreciated for its vibrant color but also has geological significance and is of interest to mineralogists, […]

Apache Tears

Apache Tears are a type of volcanic glass, specifically a variety of obsidian, known for their unique appearance and cultural significance. These dark, translucent stones are typically black or dark brown and have a distinct conchoidal fracture, which means they break into curved, glass-like shapes when fractured. They are usually small, smooth, and rounded, resembling […]