Rutile and hematite - Novo Horizonte, Bahia, Brazil
Rutile and hematite in epitaxy. Part of a discovery of a few...
Rutile and hematite in epitaxy. Part of a discovery of a few...
Small slab of transparent, brilliant quartz nicely contrasted...
Nice little group of amethyst crystals from Mexico.2.8 x 2 x 2...
Yellow fluorite with blue edging (especially visible in...
Small piece composed of several wavellite spheres of different...
Small, bright sceptrous quartz with hydrocarbon inclusions,...
Superb and unusual combination of SHORT UV-reactive hyalite...
Superb and unusual combination of SHORT UV-reactive hyalite...
A rare find! Superb star rutile floating epitaxially around...
A rare find! Superb star rutile floating epitaxially around...
A rare find! Superb star rutile floating epitaxially around...
A rare find! Superb epitaxial star rutile around small...
A rare find! Superb star rutile floating epitaxially around...
Epitaxial hematite and rutile. Part of a discovery of a few...
Epitaxial hematite and rutile. Part of a discovery of a few...
Rutile and hematite in epitaxy. Part of a discovery of a few...
Rutile and hematite in epitaxy. Part of a discovery of a few...
Löllingite (iron arsenide) with a beautiful metallic sheen in...
Löllingite (iron arsenide) with a beautiful metallic sheen.5.3...
Uncommon! Native bacillary arsenic associated with löllingite...
Löllingite (iron arsenide) with beautiful metallic lustre.10 x...
Here's a good-quality specimen for systematic use.6.5 x 5 x 3 cm
Slightly iridescent bismuth tetrahedrite on calcite gangue...
Specimen from the Haut du filon Saint-Jacques.6 x 4.6 x 3.2 cm
Löllingite (iron arsenide) with a beautiful metallic sheen.4 x...
Sphalerite crystal measuring almost 1 cm associated with...
Several tetrahedral crystals with a beautiful metallic lustre...
Sphalerite on quartz from the Saint-Nicolas Mine.3.5 x 2.6 x...