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Pietersite

This page kindly sponsored by Elizabeth Apgar Triano
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About PietersiteHide

Formula:
SiO2
A variety of Chalcedony

Chalcedony with embedded fibers of amphibole minerals with varying degrees of alteration. Blue-gray, brown and yellow colors. The fibers cause a chatoyancy similar to that seen in tiger's eye, but tiger's eye is not made of chalcedony, it is macrocrystalline quartz.

Visit gemdat.org for gemological information about Pietersite.


Chemical Properties of PietersiteHide

Formula:
SiO2

Synonyms of PietersiteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Riebeckite1 photo of Pietersite associated with Riebeckite on mindat.org.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for PietersiteHide

Localities for PietersiteHide

ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
China
 
  • Henan Province
"Dan Costian" Collection
Namibia
 
  • Kunene Region
    • Outjo District
Cairncross, B. (2004) Field Guide To Rocks & Minerals Of Southern Africa: 184.
Amir Akhavan Collection
Mineral and/or Locality  
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