Access to FMF Forum

A general guide for using the FMF Gallery

FMF Minerals Gallery

To access to this FMF post with the image

Opal (variety hyalite), Chalcedony and Quartz
Detail. FOV 10mm.
(Autor: Firmo Espinar)

Monok, Zemplén Mountains, Szerencs District, Borsod-Abaúj-Zemplén, Hungary
Opal (variety hyalite), Chalcedony and Quartz
Detail. FOV 10mm.
(Autor: Firmo Espinar)

Dimensions: x
File size: kbytes
Taken on:  
Camera model:  
Shutter speed:  
Focal length:  
Aperture:  
Flash:  
ISO: