Macro stone Opal mineral in rock on a bl..
Macro stone Opal mineral in rock on a bl..
green opal on black background..
Macro stone Apatite and magnetite minera..
Macro stone Apatite and magnetite minera..
potash-ore2..
Macro mineral stone Baryta On Fluorite O..
Mineral sample from the Purple Passion M..
Conglomerate stone ..
Macro mineral stone crystals Aquamarine ..
minéraux, quartz, pierre précieuse..
green opal on black background..
macro mineral fluorite stone on black ba..
Celesctine (or celestite) from Madagasca..
HEULANDITE stone is a green mineral on a..
Macro mineral stone Pink Amethyst on a b..
Mineral pegmatite with splashes of morio..
macro mineral stone aquamarine on a blac..
Raw natural mineral,quartz interspersed ..
Macro mineral stone Pink Amethyst on a b..
Macro stone mineral Fluorite on a black ..
Macro stone Opal mineral in rock on a bl..
Macro stone Apophyllite mineral on black..
A cross-section of agate. Stalactite-hor..
Macro mineral stone Baryta On Fluorite O..
Macro stone axinite mineral on a black b..
macro mineral amethyst stone in rock on ..
Macro stone mineral Fluorite on a black ..
macro mineral fluorite stone on black ba..
Macro stone Stilbite mineral on white bl..
Hemimorphite. 14cm across...
Macro stone aquamarine mineral on a blac..
Macro mineral amethyst quartz stone on a..
Macro mineral stone Baryta On Fluorite O..
Mineral stone on a black background clos..