“0.6 mm wide aggregate of blue zapatalite in rhyolitic matrix with reddish-brown massive/disseminated ordonezite. Both also closely associated with greenish-yellow chenevixite. Excalibur Mineral Corporation specimen. According to the label, the sample comes from the La Fortuna mine.”

“0.5 mm aggregate of blue zapatalite and greenish-yellow chenevixite in rhyolitic matrix with reddish-brown massive/disseminated ordonezite. Excalibur Mineral Corporation specimen.”

“Zapatalite (blue), chenevixite (greenish-yellow), ordonezite (massive reddish-brown) and an unknown brownish-yellow mineral in a rhyolitic matrix. Field of view is 3.4 mm.”