Rare Find
Black Opal — Play of Color
Lightning Ridge, NSW
Broad-flash red-on-black play of color — peak Lightning Ridge material.
Back
The Field Journal · Volume I
Show & Tell
A curated editorial of specimens surfaced by the Glint community. Today's selection · museum-grade discoveries, geological curiosities, and reader finds — refreshed daily.
Issue
May 18, 2026
Museum grade · Editor selection
Museum Grade
Aquamarine on Muscovite
Shigar Valley, Pakistan
Featured Discovery
Amethyst Cathedral
Artigas, Uruguay
Today's Specimen
Botryoidal Malachite
Kolwezi, DR Congo
Geological Curiosity
Pyrite Cubes on Sphalerite
Huanzala, Peru
Collector Spotlight
Octahedral Fluorite
Yaogangxian Mine, China
Loading…