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Ruby crystal in white calcite matrix
Cobalt-bearing calcite (pink) with roselite, (red) and cobaltoaustinite (green) macro photography detail. From Aghbar mine, Bou Azzer, Morocco
natural yellow apatite (golden apatite) crystals isolated on black background
Studio shot on black background
close up on Rhodochrosite mineral specimen
Amber Crystals
Rubies are specifically the red variety of corundum
Tourmaline embedded on a quartz crystal isolated on the black background.
rough red ruby and diamonds gemstones crystals
A kidney stone on a white background.
ruby with green zoisite macro detail texture background. close-up raw rough unpolished semi-precious gemstone
Crystal raw ore
Cinnabar, proceeding of Almadén, Spain.
natural mineral rough
red beryl (bixbite) on matrix from Wah Wah Mountains, Utah,USA
Emerald crystal background.
realgare mineral texture as very nice natural background
Minerals collection
garnet  mineral specimen stone rock geology gem crystal
Sphalerite, aka Zinc Sulfide, is a n important ore of zinc. It is often found with dolomite - the white formation around it and other minerals. The specimen was collected in Beamsville, Ontario
RUBY STONE AGAINST BLACK BACKGROUND
Magnified close up of porphyritic granite with fledspar.
cobalto calcite on matrix from Tantara Mine, DR Congo isolated on white background
Labradorite Rock with Colorful Brilliant Display - Rock exhibiting vivid rainbow-like colors when wet and well illuminated.
this is a sensational deep gemmy red Cinnabar crystals from Hunan China
Quarz und Forberit, China, Yapgamgxian Mine
macro mineral stone tourmaline on a white background close-up
chinese medicine Concha Margaritiferallsta on black background
Petalite mineral
Pegmatite rock close up with many crystals.
Free Images: "bestof:Rubis, calcite 19.jpg cristaux de corindon var rubis calcite Luc Yen Mine Luc Yen Yenbai Yen Bai Province Vietnam - cristal 20 mm crystals of corundum var ruby"
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