Pretty sea-green prehnites pseudomorphing laumontite stems from the famous Malad quarries near Bombay. Snow-white girolite spheres accompanied by some glassy, colorless, elongated pseudocubic apophyllite crystals.
Intense ruby-red crystals appear in many of the samples. Some of these crystals are larger than a centimeter. This sample is more than 100 years old since it was collected
A beautiful, intensely colored crystal that perfectly represents its crystallographic habit. This and another pair have passed through at least three generations of families, waiting to be included in a large collection. Video of the specimen on Instagram
An old sample from one of Chile's most iconic mines. It's notable for its large number of rounded crystals, a highly lustrous metallic color, and characteristic reddish undertones. Analyzed with XRF, Video of the specimen on Instagram
A very old sample of the classic Chañarcillo mineral. It stands out for its color, luster, and some very well-finished crystals. Another rare brownish mineral, apparently Xanthoconite, can also be seen. Analyzed with XRF