Microcline is one of the K-feldspar minerals. Pink microcline minerals occur worldwide in igneous and metamorphic rocks. Microcline is one of the potash feldspars composed of potassium aluminum silicate. Microcline may exhibit crystal twinning and has two distinct, intersection cleavage planes.
An information card with details on the mineral formation, characteristics, and uses is included. Typical samples sizes are generally 1-2 inches in length or width but can vary based on availability and natural crystal shape.
WARNING: CHOKING HAZARD-Small Parts. Not for children under 3 years.
May have sharp edges.