Emerald
Uncut emeralds
Rough emerald
Emerald gemstones
Emerald crystal, close up
Peridot
Cut Emerald gemstone
Emerald crystal, Colombia
Rough emeralds
Emeralds
Emerald, SEM
Rare bright green Uvarovite Garnet
Yellow-green Tourmaline rough
Gneiss with garnet, light micrograph
Gneiss with garnet
Round cut emerald
Oval cut emerald
Radiant cut emerald
Trillion cut emerald
Cut Watermelon Tourmaline gemstone
Trillion cut tourmaline gemstone
Cut green Paraiba Tourmaline gemstone
Lapis lazuli, SEM
Cut Pyrope gemstone
Zaratite
Yellow crystal
Colourful gemstones
Raw garnet crystal
Citrine
Sample of feldspar
Almandine
Trillion cut peridot
Concentric banding in agate
Beryl crystals
Fire Opal
Tourmaline crystal, thin section
Black tourmaline, SEM
Garnet
Cut green Tourmaline gemstone
Sample of muscovite
Prehnite and okenite
Cut Kyanite gemstone
Emerald in tweezers, studio shot
Aquamarine prismatic crystals
Aquamarine in muscovite
Agate
Chalcedony
Kornerupine gemstone
Emerald cut diamond gemstone
Aventurine
Cut Diopside gemstone
Cut pink Topaz gemstone
Rough pinkish-red Rubellite
Tourmaline unworked stones
Emerald in quartz I
Emerald in quartz II
Lizardite in serpentine rock
Cut pink topaz gemstone
Pink beryl crystal, SEM
Imperial Jade streaked with green
Zircon crystals on host rock
Nephrite crystals
Cut yellow Vesuvianite gemstone
Round cut red Andesine
Cut Quartz gemstone
Cut Indicolite gemstone
Aquamarine and muscovite
Tourmaline cross section
Tourmaline on quartz
Tourmaline
Cut Cordierite (Iolite) gemstone
Cut Scapolite gemstone
Moss agate
Precious gemstones
Five unpolished emerald rocks, close up
Quartz coated with silica
Axinite
Chrysocolla mineral
Topaz
Aquamarine gems
Aquamarine gemstone
Jade sword handle
Tremolite crystals
Jade stone
Jadeite carved dish from China
Nephrite jade specimen
Rose Quartz
Cut Zircon gemstone
Peridot gemstone
Carnelian
Ruby in zoisite
Pallasite meteorite fragment
Aquamarine on muscovite
Emerald cut ruby gemstone
Malachite mineral stone
Enstatite
Smoky quartz
Twinned augite crystals
Aquamarine crystal
Large citrine gemstone
Topaz or Beryl crystals
Jade gemstones
Quartz crystals, SEM
Emerald necklace combination figure
Fluorite
Lapis lazuli crystals I
Lapis lazuli crystals II
Malachite and chrysocolla minerals
エメラルド
Glistening Dew on Emerald Grass, Close Up
Emerald crystal in quartz
Emerald in quartz
Asbestos veins in serpentinite
Assortment of Gemstones
Assorted jewels
Emerald toucanet
Ruby
Ironstone matrix with potch opal
Asscher cut diamond gemstone
Pink diamonds
Quartz encrusted calcite crystals
blue apatite
Amethyst
Amethyst geode
Lapis lazuli specimen
Cut Aquamarine gemstone
Female emerald damselfly
Diamonds and aquamarine gemstones
Stilbite crystal group
Pyrargyrite crystals
Olivine peridot crystal, close up
Tourmaline embedded in feldspar rock
Elbaite mineral (tourmaline)
Cut Scapolite round gemstone
Raw aquamarine crystal
Beryl gem, cut stone
Aragonite crystals
Barred olivine chondrule
Neptunite
Mass of prismatic aquamarine crystals
Cut Spessartine gemstone
Ruby crystal and gems
Sapphire crystal
Quartz crystal, SEM
Assorted jewels, close-up