Wavellite - Mauldin, Arkansas, USA
Small, architecturally appealing piece composed of several...
Small, architecturally appealing piece composed of several...
A rare amorphous aluminum phosphate, evansite is shown here in...
New for 2023: quartz from Madagascar with hydrocarbon...
New for 2023: Madagascar quartz with hydrocarbon inclusions,...
New for 2023: Madagascar quartz with hydrocarbon inclusions,...
New for 2023: quartz from Madagascar with hydrocarbon...
New for 2023: quartz from Madagascar with hydrocarbon...
New for 2023: quartz from Madagascar with hydrocarbon...
New for 2023: quartz from Madagascar with hydrocarbon...
Iridescent goethite from Spain.5 x 2.1 x 1.1 cm
Evansite (rare amorphous aluminum phosphate) shown here in...
Plate composed of small, shiny pyromorphite crystals.3.8 x 3 x...
Small piece composed of several spheres of shiny wavellite, in...
Brilliant butterfly-shaped epidote crystals with quartz.4.9 x...
Microcrystals of green pyromorphite lining a quartz matrix,...
Gypsum with grey marl inclusions. Glossy surface.5.7 x 2.8 x 2 cm
Pseudomorphosis of vanadinite into phosphohedyphane...
Bright red wulfenite from the Jianshan mine in China. Red is...
Bright, colorless star-shaped gypsum crystals. Piece from the...
Specimen composed of calcite, aurichalcite and probably...
Azurite in discoidal crystallization on a white kaolinite...
Clusters of blue barite with calcite on limonite gangue.6.5 x...
A rare find! Superb star rutile floating in epitaxy around...
A rare find! Superb star rutile floating in epitaxy around...