kivisen
Kivisen is a fictional mineral used in geoscience education and in speculative fiction. It was created to illustrate mineral classification, crystallography, and the interpretation of sample data. As a fictional construct, its properties are defined for teaching purposes and do not correspond to a discovered natural specimen.
The name is inspired by the Finnish word kivi, meaning stone, and was chosen for its stone-like
It is described as a monoclinic silicate with a vitreous luster, typically colorless to pale green, and
Chemical composition is presented as a simplified aluminous silicate with variable alkali and alkaline-earth content, reflecting
Within the fictional framework, kivisen forms through high-temperature metamorphism of ultramafic rocks or through hydrothermal alteration
In education, kivisen serves as an example mineral for practice in hand-sample analysis, thin-section petrography, and
First introduced in teaching collections in the late 1990s by educators seeking a stable referent for mineral