Tourmaline (var: Indicolite)A classic Brazilian Indicolite dating back to finds from the 1980s. This material came to us from a friend who had been stashing them away for years. The enticing blue color (with a slight greenish overtone) combined with the excellent clarity make for a great example of this hard to find material. Indicolites are well known in the gem world, though they're often so dark that they look black, but this gem shows excellent color without needing to be

I love how the black "phantoms" in the crystals run in thin vertical lines to create beautiful symmetry in the Brookites

"sword"-shaped crystal of Vivianite with excellent luster and a minor associated red argillaceous sandstone

Specimen # BOL711B255

A more than worthwhile matrix Ferberite that would make a great addition to any collection

The specimen displays very nicely from several angles and just looks like a pool of liquid green in your hands

white/colorless Quartz crystals aesthetically flaring out of the sides

It’s a strange piece for sure

If the immense rarity of a Bolivian Hopeite was not enough

which give way to a stunning teal/blue color that mixes into an inky purple color (almost black) in the center

who confirmed that the "needles" were in fact Boulangerite

Item #OPALETH517

golden-black "blades" of Goethite forming a beautiful crystallized "mound" sitting atop hollow “casts” or epimorphs after preexisting Quartz crystals