Chalcedony pseudomorph after Aragonite
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Chalcedony pseudomorph after aragonite, 14.5 cm, from Needle Peak, Brewster County, Texas. Blake Barnett photo.
Product details
SizeCabinet
Dimensions14.5 cm
Added on02/13/2026
Publications
- Mineralogical Record Mineral Collecting In Texas page 286
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Mineral guide
Learn about Chalcedony
microcrystalline quartz with agate, jasper, chrysoprase; waxy to glassy surfaces, banding and botryoidal forms, a colorful, collectible spectrum.Regional guide
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