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Mocha Stone

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Formula:
(SiO2, MnO2)
A variety of Agate

A variety of Agate (Chalcedony) containing inclusions of Pyrolusite.

Originally described from Mocha, Saudi Arabia.

Classification of Mocha Stone

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Chemical Properties of Mocha Stone

Formula:
(SiO2, MnO2)
Essential elements:
All elements listed in formula:

Other Information

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 Mocha Stone

Localities for Mocha Stone

(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Yemen
 
  • Ta'izz Governorate
[Clark, 1993 - "Hey's Mineral Index", p463]
Mineral and/or Locality  
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