Orange-red realgar and yellow orpiment micro crystals. Width 9mm. Stack of 62 images. Ex Jo Price Collection.
Red realgar crystal altering to yellow orpiment on a nest of quartz crystals with a dusting of pyrite.
Red realgar and yellow orpiment from the Getchell Mine (North Pit; Center pit; South pit), Adam Peak, Potosi District, Osgood Mts, Humboldt Co., Nevada, USA. Interesting to see the crystallisation of each species seemingly oriented...
Realgar and pyrite from the famous Lengenbach Quarry, Fäld (Imfeld; Im Feld; Feld), Binn Valley, Wallis (Valais), Switzerland.