Europe

1661 Libethenite, Estremoz, Évora, Portugal

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...

ncat TD Berlinite, Augelite, Burangaite(?), Scorzalite, Albite(?), Garnet Group, Wicksite(?), Quartz, Hålsjöberg (Horrsjöberg), Torsby, Värmland, Sweden

Black berlinite with light blue inclusions (burangaite?), white augelite, blue scorzalite, and colourless/grey/white albite(?), fluorescent red under shortwave UV, brown garnet(?), a small amount of moss green wicksite(?) and colourless quartz. Width of view 6mm. Stack of 60 images. Click on the image below for a higher resolution version. Below:...

2632 Zircon, Biotite, Sodalite, Sanidine, In den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany

Greenish-grey zircons with black inclusions and tiny colourless crystals (sanidine?) sprinkled on terminations, and as most of the matrix. The sanidine fluoresces pink under shortwave UV. Associated with black “biotite” and orange fluorescing sodalite under longwave UV. Width of view 6mm. Stack of 100 images (white light), 9 images (LWUV)....

2698 Adamite, Hilarion Mine, Kamariza mines (Kamareza mines), Agios Konstantinos (Kamariza), Lavrion Mining District, Lavreotiki, East Attica, Attica, Greece

Pale adamite crystal aggregates with deeper green cores of copper-bearing adamite (or zincolivenite?). Interestingly, as you move the specimen around under the microscope, the “hard dividing line” between the two colours looks like it moves! Some sort of optical phenomenon. Width of view 7.75mm. Stack of 50 images. Click on...

3514 Cobaltkoritnigite, Erythrite, Weilite, Hörnesite, Picropharmacolite, Sainfeldite, Ore dumps, Richelsdorf Smelter, Süß, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany

Purple cobaltkoritnigite, pink erythrite balls, thin bladed prismatic silky white hörnesite, pale pink sainfeldite, white weilite, and silky white sprays of picropharmacolite. Type Locality for picropharmacolite. Width of view 7.75mm. Stack of 36 images. Click on the image below for a higher resolution version.

4095 Wulfenite, Mežica, Slovenia

Brown wulfenite crystals, some with hoppered faces. Ex Diederik Visser 6/2005. Width of view 3.5mm. Stack of 30 images. Click on the image below for a higher resolution version.

5653 Naujakasite, Villiaumite, Aegirine, Sodalite, Kvanefjeld Uranium deposit, Kuannersuit Plateau (Kvanefjeld), Ilimaussaq complex, Narsaq, Kujalleq, Greenland, Denmark

Pale green naujakasite with pink villiaumite, black aegirine and colourless sodalite that fluoresces orange. Ex Ole-Thorstein Ljøstad. Width of view 11.5mm. Stack of 90 images. Click on the image below for a higher resolution version. Click here for a short video going through the stack of photos used to create...