THE GEMHOOD EDITORIAL LIBRARY
Pietersite gemstone guide
Pietersite is an ornamental chalcedony-based stone admired for swirling blue and golden chatoyant textures. View cabochons in moving light; the trade name describes appearance and should not be confused with a separate gem species.
Gem facts · Quality considerations · Care & meaning
A study in colour and character
Every shade has a story.
Typical appearances for Pietersite. Natural stones vary, and lighting or treatment can change their appearance.
Where Pietersite is found
Namibia; China
Namibia
China
These are representative geological or commercial sources, not certified provenance for an individual stone. Country of origin should be substantiated independently when relevant to value.
What is Pietersite?
Pietersite is an ornamental chalcedony-based stone admired for swirling blue and golden chatoyant textures. Typical material appears in blue, gold and brown fibrous swirls shades, and is commonly described as brecciated fibrous quartz (chalcedony aggregate). The Mohs hardness for this material is approximately 6.5–7; hardness refers to resistance to scratching, not to breaking, cleavage or sensitivity to chemicals. View cabochons in moving light; the trade name describes appearance and should not be confused with a separate gem species. Typical geological or commercial source regions include Namibia; China; this does not establish the provenance of an individual gem. Clean in mild soapy water; protect polished surfaces from sharp blows. Ask for confirmation of identity, natural or lab-created status, and any treatments when choosing an individual stone.
History and cultural context
Pietersite is included in this educational directory for its distinctive material, appearance and cultural or collector interest. Pietersite is an ornamental chalcedony-based stone admired for swirling blue and golden chatoyant textures. Gem varieties and trade names can overlap: the precise identity of a particular specimen should be independently confirmed when relevant.
Colour and appearance
Blue, gold and brown fibrous swirls
Jewellery suitability
View cabochons in moving light; the trade name describes appearance and should not be confused with a separate gem species.
Caring for Pietersite
Clean in mild soapy water; protect polished surfaces from sharp blows.
Cleaning guidance
Clean in mild soapy water; protect polished surfaces from sharp blows.
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Educational articles describe gemstone types and common trade practices. They are not individual gemological certificates, current price appraisals or medical advice.