Pink chalcedony nodule Peridotite An unknown whitish mineral finely

An unknown whitish mineral finely dusts areas of the specimen strongly fluoresces icy blue

This doesn’t seem to cause any issues other than some discoloration and spotty “growth” on the rock over time

The example highlighted in the second image is from Option D

Approx weight: 203g

This calcite specimen from Santa Eulalia is a lovely deep red color from hematite (iron oxide) inclusions

Pink chalcedony nodule Peridotite An unknown whitish mineral finelyLocale: Yankee Dog Claim, Hidalgo, New Mexico Approx size: 2" Approx weight: 65g Pink chalcedony nodules, sometimes called "chalcedony desert roses," have been discovered across the southwest. They were prolific from this locale back in the 1990s, but today are much harder to come byat least with any size or quality. The material is known for its strong UV reaction and undulating ropy, botryoidal forms. Pink chalcedony often grows shapes like a nest,