Dedicated to images of the beautiful mineraloid, Opal!
7 subscribers ∙ created 6 years ago ∙ last fetched 5 years ago
![Opalized “conk” wood from Royal Peacock Opal Mine, Virgin Valley, Nevada. 4 inches long x 2.5 inches wide. This is ‘conk,’ which is an opal replacement of cavities in wood thought to be formed by a fungal disease. [482×643] (xpost /r/MineralPorn)](https://i.imgur.com/dH7enag.jpg){kind=link}