Chlorite quartz - Canton of Ticino (Bedretto or Val Maggia),...
Group of shiny, translucent quartz with chlorite inclusions...
Group of shiny, translucent quartz with chlorite inclusions...
Naturally interlocking pyrite crystals with a mirror-like...
Snowflake" (= reticulated) crystallised cerussite sprinkled...
Botryoidal quartz, commonly known as ‘cluster chalcedony’,...
Bright, lemon-yellow brucite whose shape allows us to see its...
Beautifully bright sceptered quartz with hydrocarbon...
Small smoky quartz crystals on a mat of sheeted microcline.6.3...
Fibrous ‘crook’ or ‘ram's horn’ gypsum, with a shine...
Small aerial bush of pyromorphite pseudomorphosed into...
Small pyromorphite bush pseudomorphosed into plumbogummite. 2...
Small pyromorphite bush pseudomorphosed into plumbogummite.1.8...
Dioptase in the form of a fine small plate with dark green,...
Aesthetic and airy specimen composed of several crystals of...
Aesthetic and airy specimen composed of several crystals of...
Thick polished slice of polyhedral agate.Polyhedral agates...
Small cube of violet fluorite, with well-defined internal...
Long, fine amethyst point in perfect condition, shiny and...
Single crystal of brown zunyite with truncated edges and a few...
Aesthetic, airy specimen composed of several crystals of...
Sceptre amethyst quartz with a beautiful brilliance and well...
Small point of naturally brilliant and transparent quartz (not...
Epitaxial rutile around hematite crystals. From a discovery of...
Epitaxial rutile around small hematite crystals on rhyolite....
Epitaxial rutile around hematite crystals. From a discovery of...
Epitaxial rutile around small hematite crystals. From a...
Aerial specimen of stalactite cupriferous aragonite with an...
An attractive, airy specimen of cupriferous aragonite with an...
Copper-bearing aragonite with an attractive blue colour and...
A very attractive specimen of cupriferous aragonite with an...
Turquoise-blue aurichalcite associated with colourless calcite...
Plating of proustite crystals in good condition and very shiny...