135.00 USD
2 1/4" x 2", 5.7cm x 5.1cm. Beautiful grey/black acicular crystals of Boulangerite, a Lead Antimony Sulphide, nestled on a plate of terminated white Quartz crystals (Silicon dioxide) and brass-yellow cubic crystals of Pyrite (Iron Sulphide)..
An exceptional specimen of a rather uncommon mineral species!
Specimen comes mounted and labeled, ready for your display.