noun a mineral of the pyroxene group consisting of sodium iron silicate
Aegirine is a mineral that is commonly found in alkaline igneous rocks, such as nepheline syenites and phonolites.
Aegirine is classified as a pyroxene mineral and is known for its dark green to black color.
Aegirine is not commonly used as a gemstone due to its relatively low hardness, but it can be used in jewelry for its unique color and appearance.
Aegirine crystals typically form in prismatic shapes with a monoclinic crystal system.
Aegirine is often used as an indicator mineral for alkaline magmatism due to its presence in specific rock types.
Aegirine can be present in metamorphic rocks such as gneisses and schists.
A writer may use aegirine as a unique and interesting mineral to include in their descriptions of natural landscapes in their writing, adding depth and authenticity to their work.
Geologists may study aegirine as a mineral of interest in the field of mineralogy, analyzing its properties, formation, and occurrence in various geological settings.
Jewelers may use aegirine as a semi-precious gemstone in their jewelry designs, incorporating its unique green to black color and luster into their pieces.