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Agate

Formula:
SiO
 
2
Name:The name is derived from its occurrence at the Achates River in southwestern Sicily.
A variety of Chalcedony

A distinctly banded variety of Chalcedony.
Originally reported from Dirillo river (Achates river), Acate, Ragusa Province, Sicily, Italy.

Classification of Agate

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Chemical Properties of Agate

Formula:
SiO
 
2
Essential elements:O, Si
All elements listed in formula:O, Si

Other Names for Agate

Synonyms:
AchatesOriental Agate
Other Languages:
Dutch:Agaat
French:Agate grossière
Agate orientale
Agate périgone
Agate rubanée
Agate Versiclore
Agate zonaire
German:Achat
Italian:Agata
Agata-diasporo
Japanese:玉髄
Latin:Achates vix pellucida, nebulosa, colore griseo mixto
Agathe vixpellucida nebulosa colgriseo ore mixta
Varieties:
Abakusz-köAgate-JasperBlue Lace AgateBotswana AgateBrecciated Agate
Cloud AgateCrazy Lace AgateEnhydro AgateEye AgateFairburn Agate
Fire AgateFortification AgateFossil AgateHaema-ovoid-agatesHerbeckite
Iris AgateLaguna AgateLake Superior AgateMexican Lace AgateMocha Stone
Nipomo AgateOnyxPigeon Blood AgatePlume AgateRiband Agate
SardonyxVogelaugenachat

Other Information

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

References for Agate

Reference List:Götze, J., Plötze, M., Fuchs, H., and Habermann, D. (1999) Defect structure and luminescence behavior of agate - results of electron paramagnetic resonance (EPR) and cathodoluminescence (CL) studies. Mineralogical Magazine: 63: 149-163.

Carlson, M.R. (2002) The Beauty of Banded Agates. Edina: Fortification Press.

Zenz, J. (2005): Achate. Bode Verlag, 656 pp. (in German).

Articles/Blogs about Agate

Article entries:
Wonderful World of Agates, WisconsinDavid Von Bargen

Internet Links for Agate

Search Engines:
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    Localities for Agate

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