Description
Pink Agate Slice Crystal – Genuine Polished Mineral Specimen
This listing is for a beautiful polished Pink Agate slice crystal, chosen for its unique banding and colouration. Every specimen is a 100% genuine natural crystal, supplied with a Certificate of Authenticity. The photographs show the exact crystal you will receive, with a 1 cm scale cube included for accurate sizing. Carefully cut and polished, this Pink Agate slice highlights the intricate structures and natural beauty that agate is so well known for.
Geological Formation and Provenance
Agate is a form of cryptocrystalline quartz (silica, SiO₂) belonging to the chalcedony group of minerals. It typically forms in volcanic and metamorphic rocks, developing within cavities created by volcanic gas bubbles. Over millions of years, silica-rich fluids percolated through the rock, slowly depositing fine layers of chalcedony in concentric bands. This process created the characteristic banded patterns that make agate one of the most recognisable and collectable gemstones.
Pink Agate slices are often enhanced through gentle heating or dyeing to intensify their natural colour, though they always retain their genuine crystalline structure and durability. This makes them both visually striking and geologically significant.
Mineralogical Classification
- Name: Agate (variety of Chalcedony)
- Chemical Formula: SiO₂ (Silicon Dioxide)
- Crystal System: Trigonal
- Group: Quartz family
- Hardness: 6.5–7 on the Mohs scale
- Lustre: Waxy to vitreous
Agate is known for its durability, vibrant banding, and versatility. As part of the quartz family, it is a hard and resilient mineral that polishes exceptionally well, giving it a smooth, glassy finish ideal for display.
Colour, Banding, and Features
This Pink Agate slice exhibits characteristic layered banding, often in shades ranging from pale rose through deeper pinks, sometimes interspersed with subtle white or grey layers. The concentric bands form naturally during silica deposition and are unique to each specimen, making every slice one of a kind.
Some slices may display translucent zones that allow light to pass through, creating a luminous effect when placed near a light source. This enhances their appeal both as collector’s pieces and as decorative natural art.
Geological Significance and Origin Environment
Agates typically form in regions with significant volcanic activity, where the right combination of silica-rich solutions and cavities allow for layered deposition. Pink Agates are associated with deposits in Brazil, Madagascar, and parts of Africa, regions well known for producing high-quality specimens. These geological environments create the perfect conditions for large, vividly banded agates that are later sliced and polished for collectors and enthusiasts.
Collector and Display Value
This Pink Agate slice crystal is ideal for collectors of natural minerals and gemstones, as well as for decorative display. Its unique banding, polished finish, and striking pink tones make it a captivating piece of geological art. Whether admired for its scientific formation, used as an educational example of quartz varieties, or displayed as a beautiful natural ornament, this specimen has broad appeal.
Key Features
- Crystal type: Agate (Quartz variety, SiO₂)
- Form: Polished slice highlighting banded structure
- Colour: Pink with natural banding in varying shades
- Durability: 6.5–7 on the Mohs scale, resistant and long-lasting
- Provenance: Sourced from world-class agate-producing regions
- Supplied with a Certificate of Authenticity
This Pink Agate slice crystal is a genuine, polished mineral specimen, combining the durability of quartz with the intricate beauty of natural banding, making it an exceptional addition to any collection or display.





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