4699 Willemite, Preguiça Mine, Sobral da Adiça, Moura, Beja District, Portugal
Colourless hexagonal prisms. Ex Jacques-Yves Desescaut, Marseilles. Width of view 6mm. Stack of 25 images.
Colourless hexagonal prisms. Ex Jacques-Yves Desescaut, Marseilles. Width of view 6mm. Stack of 25 images.
Purple fluorite cubes with tiny pyrite, some elongated, on white quartz. Ex Bernie Day Collection. Width of view 6mm. Stack of 89 images. Click on the image below for a higher resolution version.
White sprays of wavellite on dark green, almost black, blocky libethenite. Width of view 6mm. Stack of 90 images. Click on the image below for a higher resolution version.
Sharp green pseudo-octahedral crystals on quartz. Width of view 3mm. Stack of 120 images. Labelled as “Estremoz, Évora, Portugal”. Other such specimens on Mindat are tagged with “Uncertain locality”. The locality Miguel Vacas Mine, Nossa Senhora da Conceição e São Bartolomeu, Vila Viçosa, Évora, Portugal, is considered more likely. Click...
Type locality. Partial orange crystal 9mm wide, no matrix.
Labelled La Palma (Insel), Puerto de Tazacorte, Santa Cruz de Tenerife, Kanarische Inseln, Spain. Ex Manfred Früchtl. Analcime trapezohedron modified by a cube (hard to capture in the photo) with white phillipsite and stubby white bladed thomsonite(?). Width of view 6mm. Stack of 50 images. Click on the image below...
Very pale-blue fibrous agardite with green Cu-adamite (or zincolivenite). Ex Jo Price Collection. Width of view 6mm. Stack of 100 images. Click on the image below for a higher resolution version.
Silver hexagonal crystals. Ex Münchener Micromounters. Width of view 6mm. Stack of 50 images. Click on the image below for a higher resolution version.
Yellow prismatic pyromorphite crystals with tiny reddish-brown stolzite (not in photo). Ex John Sobolewski. Width of view 6mm. Stack of 106 images. Click on the image below for a higher resolution version.
Pale brown hexagonal crystals with complex terminations. Width of view 6mm. Stack of 72 images. Click on the image below for a higher resolution version.
Light brown hexagonal prisms with a partial white coating. Minor sulphides also present (pyrite, galena and sphalerite). Ex Robert Kurcbart 4/2005. Width of view 6mm. Stack of 85 images. Click on the image below for a higher resolution version.
Pale pink gmelinite with colourless to white stilbite on a thin layer of lustrous pyrite. Width of view 6mm. Stack of 60 images. Click on the image below for a higher resolution version.