Petr Hykš: Fall 2023
Petr Hykš: Excellent rainbow detail with supernumerary rainbows
Petr Hykš: Excellent storm cloud with excellent supernumerary rainbow
Petr Hykš: Cumulonimbus mamma associated with virga
dive4blood: 20180912_145925
dardilrocks: Webb County road collecting on April 5, 2018 - best fortification agate
dive4blood: Sunset Laguna 4 inch
Captain Tenneal: Agatized fossil clams found in some South Dakota decorative rock
Sphaerolith: Eckersweiler (Germany)
Wood's Stoneworks and Photo Factory: Coyamito Agate Pseudomorph
Captain Tenneal: Laker sagenite
Sphaerolith: Laguna
Sphaerolith: Wave Hill
Sphaerolith: Artigas (Uruguay)
Wotawehunter: Coyamito: 5,5cm F. Zenz
Wotawehunter: Eckersweiler Oct/2010, ex coll. Holger Q. 8cm, the other half is on his photostream
misaak@seznam.cz: Deutschland agate 5,3 x 2,8 cm
PaleoSphere: Turkey
Aus Agates: A1840
spw11: Mother Goose
Captain Tenneal: Agatized fossil clams (brachiopods) found in some South Dakota decorative rock
Aus Agates: A1251
agatehill: Moctezuma agate
Martin Safka: agate czech ediecz 11
agatehill: Laguna