mineral

Rhodochrosite (Beads) and Citrine (Pendant)

Rhodochrosite (MnCO3) and Quartz variety Citrine (SiO2)

AI-generated identification · may be incorrect

Rhodochrosite: Hardness 3.5-4.0, Pink/rose color, Vitreous/pearly luster, Trigonal crystal system. Citrine: Hardness 7.0, Yellow to brownish-orange, Vitreous luster, Hexagonal crystal system.

Identified April 25, 2026More mineral →

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Physical properties

Rhodochrosite: Hardness 3.5-4.0, Pink/rose color, Vitreous/pearly luster, Trigonal crystal system. Citrine: Hardness 7.0, Yellow to brownish-orange, Vitreous luster, Hexagonal crystal system.

Formation & geological history

Rhodochrosite forms in hydrothermal veins and as a secondary mineral in manganese deposits. Citrine is typically formed by the natural heat treatment of amethyst or smoky quartz within the Earth.

Uses & applications

Primary use is in jewelry and as ornamental gemstones; Rhodochrosite is also an ore of manganese.

Geological facts

Rhodochrosite is popularly known as the 'Inca Rose' and is the national gemstone of Argentina. Most commercial citrine on the market is actually heat-treated amethyst.

Field identification & locations

Identify Rhodochrosite by its distinct pink color and white banding (when applicable). Citrine is identified by its clarity and golden-yellow hue. Commonly found in Argentina, South Africa, and Brazil.