Chalcedony

Chalcedony specimens for sale

198 for sale · $20–$25,000 USD

724 in the gallery

Formula
SiO2

Buy Chalcedony specimens

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Natural Blue Lace Agate Mineral Specimen,High Quality Specimen,YUNNAN,CHINA(56*50*38mm) image
Natural Blue Lace Agate Mineral Specimen,High Quality Specimen,YUNNAN,CHINA(56*50*38mm)
Super mineral
$1,426
Chalcedony from Indonesia image
Chalcedony from Indonesia
Geology Wonders
$200
Heulandite Bow on Chalcedony Matrix Natural Mineral Specimen image
Heulandite Bow on Chalcedony Matrix Natural Mineral Specimen
Superb Minerals
$7,200
Condor Agate - Andes Mountains - 10071 image
Condor Agate - Andes Mountains - 10071
ColorTheoryMinerals
$50
Crater Agate – Fluorescent Chalcedony Quartz Specimen from Chubut , Argentina (UV Reactive) image
Crater Agate – Fluorescent Chalcedony Quartz Specimen from Chubut , Argentina (UV Reactive)
Superb Minerals
$500
Quartz (Thunderegg Agate) image
Quartz (Thunderegg Agate)
Weinrich Minerals
$720
Natural Blue Lace Agate Mineral Specimen,High Quality Specimen,WENSHAN,YUNNAN,CHINA(92*77*33mm) image
Natural Blue Lace Agate Mineral Specimen,High Quality Specimen,WENSHAN,YUNNAN,CHINA(92*77*33mm)
Super mineral
$669
Natural Blue Lace Agate Mineral Specimen,High Quality Specimen,YUNNAN,CHINA(91*51*68mm) image
Natural Blue Lace Agate Mineral Specimen,High Quality Specimen,YUNNAN,CHINA(91*51*68mm)
Super mineral
$1,169
Sharply Terminated Green Apophyllite with Stilbite on Pink Chalcedony Matrix – Zeolite Mineral Specimen from Jalgaon image
Sharply Terminated Green Apophyllite with Stilbite on Pink Chalcedony Matrix – Zeolite Mineral Specimen from Jalgaon
Superb Minerals
$1,350
Natural Blue Lace Agate Mineral Specimen,High Quality Specimen,YUNNAN,CHINA(200*170*80mm) image
Natural Blue Lace Agate Mineral Specimen,High Quality Specimen,YUNNAN,CHINA(200*170*80mm)
Super mineral
$2,326
Unique Yellow Chalcedony Specimen image
Unique Yellow Chalcedony Specimen
The Crystal Shop1
Updated 3d ago
$200
Blue Chalcedony with Agate Natural mineral Specimen From India image
Blue Chalcedony with Agate Natural mineral Specimen From India
The Crystal Shop1
$190

Where Chalcedony is found

Guides

All guides
Chalcedony
Guide

Chalcedony

Chalcedony: microcrystalline quartz with agate, jasper, chrysoprase; waxy to glassy surfaces, banding and botryoidal forms, a colorful, collectible spectrum.Read guide
Chalcedony
Guide

Chalcedony from Rio Grande do Sul, Brazil

Chalcedony — Rio Grande do Sul: banded agate and amethyst geodes from Salto do Jacuí and Ametista do Sul; prized for color, scale, and volcanic context.Read guide
Chalcedony
Guide

Chalcedony from Mamuju Regency, Indonesia

Mamuju Regency, Indonesia — site of grape agate chalcedony, lavender to violet botryoidal spheres that are amethystine quartz, famed among collectors.Read guide
Chalcedony
Guide

Chalcedony from Maharashtra, India

Chalcedony from Maharashtra — basalt-filled cavities yield botryoidal skins, agate bands, and blue-gray crusts; prized for Deccan origin and collector appeal.Read guide