Cut Peridot gemstone
Peridot pebble and mixed-cut peridot
Cut Aquamarine gemstone
Peridot gemstones
Cut green Tourmaline gemstone
Trillion cut peridot
Peridot
Cut pink Topaz gemstone
Round cut peridot
Oval cut peridot
Peridot gemstone
Olivine peridot crystal, close up
Trillion cut tourmaline gemstone
Cut green Paraiba Tourmaline gemstone
Cut Pyrope gemstone
Cut Indicolite gemstone
Cut pink topaz gemstone
Seymchan pallasite
Cut Ruby gemstone
Cut Sapphire gemstone
Cut yellow sapphire gemstone
Square cut purple Amethyst gemstone
Pear cut diamond gemstone
Cut Watermelon Tourmaline gemstone
Peridot, Pakistan, 129 Carat
Kimberlite rock, light micrograph
Peridotite, polarised light micrograph
Meteorite NWA 6435, light micrograph
Olivine mineral sample
Garnet
Pallasite meteorite
Meteorite Brenham, light micrograph
Meteorite NWA 2957, light micrograph
Meteorite Fukang China, light micrograph
Cut Kyanite gemstone
Cut Red Spinel gemstone
Oval cut Sphene gemstone
Cut pink-violet Kunzite gemstone
Cut Cordierite (Iolite) gemstone
Cut Scapolite gemstone
Cushion cut diamond gemstone
Brilliant cut diamond gemstone
Cut Fire Opal gemstone
Cut Diaspore gemstone
Cut yellow Vesuvianite gemstone
Cut Quartz gemstone
Cut Sphalerite gemstone
Cut Zircon gemstone
Pallasite, meteorite
Gneiss, thin section, polarised LM
Lherzolite rock, light micrograph
Gabbro rock, light micrograph
Pyroxenite rock, light micrograph
Dunite rock, light micrograph
Olivine flakes, light micrograph
Komatitite rock, light micrograph
Peridotite rock, light micrograph
Cut Rose Quartz gemstone
Round cut mauve Spinel gemstone
Brilliant cut diamond gemstones
Sherry Topaz
Cut Emerald gemstone
Cut Scapolite round gemstone
Limburgite
Meteorite Al Mahbas, light micrograph
ペリドット
Cut Diopside gemstone
Cut diamond
Polarised LM of thin section of gabbro
Martian surface, infrared MRO image
Oval cut Apatite gemstone
Round cut red Andesine
Emerald cut diamond gemstone
Asscher cut diamond gemstone
Heart cut diamond gemstone
Meteorite Jepara, thin section, LM
Meteorite Jepara, macrophotograph
Olivine mineral deposits on Mars
Imilac meteorite
Cut Spessartine gemstone
Oval cut purple sapphire gemstone
Oval cut red Rhodochrosite gemstone
指輪
Amethyst gemstone
Citrine gemstone
Hawaiite, thin cut, polarised light micrograph
Olivine-rich lava
Meteorite DHO 020-H4_5 Dhofar Oman, LM
Pallasite meteorite fragment
Tool holding amethyst gemstone
Mystic topaz gemstone
Blue rectangular gemstone
Labradorite sunstone
Trillion cut diamond
Emeralds
Yellow-green Tourmaline rough
Tourmaline embedded in feldspar rock
Kentallenite - Ballaculish, Scotland, LM
Peridotite, thin section micrograph
Olivine, Canary Islands, Spain
Barred olivine chondrule
Basaltic dyke, polarised light micrograph
Martian soil sample, X-ray diffraction analysis
Gabbro microcrystals, light micrograph
Asscher cut diamond gemstones
Brilliant cut pink diamond gemstone
Mining core sample, Kenya
Cullinan Diamond
Purple rectangular gemstone
Pink rectangular gemstone
Red rectangular gemstone
Amethyst gemstones
Amethyst gemstones and crystal
Citrine gemstones and crystal
Citrine gemstones
Diamonds
Diamond
Diamonds and diamond ring
Tool holding diamond
Diamond ring
Diamond necklace
Diamonds and gemology tools
Diamonds on a scoop
Diamonds and aquamarine gemstones
Colourful gemstones
Moonstone
Moonstones
Tourmaline
The Centenary Diamond
Diamonds under UV light
Diamond grading certificate
Emerald cut ruby gemstone
Precious gemstones
Wedge shaped titanite crystal
Grossular garnet crystals on rock surface
Alexandrite gemstone
Tourmaline gemstone
Garnet gemstone
Topaz gemstone
Turquoise gemstone
Automated diamond cutting
Pink diamonds
Basalt, light micrograph
Tweezers holding alexandrite gemstone
Orange sapphire gemstone
Large citrine gemstone
Round cut emerald
Oval cut emerald
Radiant cut emerald