Yellow carpathite crystals coated by quartz. Quite nice how some crystals are fully exposed, some...
Tenebrescent tugtupite: normally pink, it changes color to a darker red upon exposure to UV light....
Kyanite blades in matrix. Lot's of them! In daylight they are essentially colorless, white or...
Little plate of pink rhodochrosite crystals, all packed together. Contrary to every guess, the...
Glauberite crystal, fluorescent light blue under shortwave UV light, pink under longwave...
A very rich piece of yellow idrialite and red cinnabar. Some nice little crystals are visible with...
A very nice rosette of light green prehnite crystals surrounded by quartz. Looks like a flower!...
A new find of wickenburgite and willemite from the "Green Envy Mine", a new 2024 locality. The...
Nicely formed pink bowtie olmiite crystals on matrix. Under longwave UV light the olmiite...
A nice example of the combination of siderite, sphalerite, and pyrite from a classical locality....