All pages
- Akhavan - Triforce
- Akhavan - Triforce (test cut).jpg
- Akhavan - Trilliguese
- Akhavan - Trillion Asscher
- Akhavan - Trillion Asscher (test cut).jpg
- Akhavan - Triphane Triangle
- Akhavan - Tumbling Star
- Akhavan - Underneath the Sycamore
- Akhavan - Undine's Tears
- Akhavan - Undine's Tears (test cut).jpg
- Akhavan - Uso Da!
- Akhavan - Vincalis the Agitator
- Akhavan - Vincalis the Agitator (shallow)
- Akhavan - Vincalis the Agitator (test cut).jpg
- Akhavan - Void Reaver
- Akhavan - Void Reaver (test cut)
- Akhavan - Walpurgisnacht
- Akhavan - Walpurgisnacht (test cut).jpg
- Akhavan - Wanna Fanta?
- Akhavan - Wanna Fanta (test cut).jpg
- Akhavan - Weltall
- Akhavan - Weltall (shallow)
- Akhavan - What Dreams May Come
- Akhavan - Whirlpool
- Akhavan - Whirlpool (test cut 1).jpg
- Akhavan - White Trillium
- Akhavan - Wildstar
- Akhavan - William's Miniature
- Akhavan - Wind Scene
- Akhavan - Winter's Grasp
- Akhavan - Within
- Akhavan - Xephyr
- Akhavan - Yggdrasil
- Akhavan - Yggdrasil (test cut).jpg
- Akhavan - Zankoku
- Akhavan - Zankoku (test cut).jpg
- Akhavan - Zora's Sapphire
- Akhavan – A Prayer to the Road that Leads (test cut).jpg
- Akhavan – A Study in Scarlet (test cut).jpg
- Akhavan – Abyssal Maw (test cut).jpg
- Akhavan – Ad Astra (test cut)
- Akhavan – Apollon Array (test cut).jpg
- Akhavan – Blue Happiness (test cut).jpg
- Akhavan – Board Exam (test cut).jpg
- Akhavan – Bryan’s Bastardy (test cut)
- Akhavan – Butts (test cut).jpg
- Akhavan – Century Eagle (test cut).jpg
- Akhavan – Checker Obsession (test cut).jpg
- Akhavan – Cherenkov’s Glow (test cut)
- Akhavan – Cherenkov’s Pool (test cut).jpg
- Akhavan – Closed-C Square (test cut)
- Akhavan – Compass Rose (test cut).jpg
- Akhavan – Confusion Icosahedron (test cut)
- Akhavan – Contrareflector Cushion (test cut).jpg
- Akhavan – Coruscating Dome (test cut).jpg
- Akhavan – Crest of Hylia (test cut).jpg
- Akhavan – Crystal Hexagon S (test cut).jpg
- Akhavan – Czech Goat (test cut)
- Akhavan – Defiance (test cut).jpg
- Akhavan – Definitely Final Dungeon (test cut).jpg
- Akhavan – Drifting Snowflake (test cut).jpg
- Akhavan – Dryad’s Verdure (test cut).jpg
- Akhavan – Eccentric Counterpoint (test cut)
- Akhavan – Effigies Insanie (test cut).jpg
- Akhavan – Electric Counterpoint (test cut).jpg
- Akhavan – Elser's Challenge 2 (test cut).jpg
- Akhavan – Equivalent Exchange (test cut).jpg
- Akhavan – Eye of Horus (test cut 1).jpg
- Akhavan – FAC101 L7 (test cut).jpg
- Akhavan – FAC101 L8 (test cut).jpg
- Akhavan – FAC121 L1C (test cut).jpg
- Akhavan – Faith (test cut).jpg
- Akhavan – Fat Trillion (test cut).jpg
- Akhavan – Fata Morgana (test cut).jpg
- Akhavan – Flight of Ideas (test cut).jpg
- Akhavan – Fornicate the Constable (test cut).jpg
- Akhavan – Frost Giant (test cut).jpg
- Akhavan – Fruity Candy (test cut).jpg
- Akhavan – FutureTech (test cut).jpg
- Akhavan – Gamma Scintillator (test cut)
- Akhavan – Geometric Etude 1 (test cut).jpg
- Akhavan – Gnome’s Geode (test cut).jpg
- Akhavan – Heavens-Piercing Drill (test cut).jpg
- Akhavan – Hidden Treasure (test cut).jpg
- Akhavan – Hurricane Dominion (test cut)
- Akhavan – Ideal (test cut)
- Akhavan – Igloo (test cut 1).jpg
- Akhavan – Infinite Abyss (test cut)
- Akhavan – Innsmouth Portal (test cut).jpg
- Akhavan – Jaws of Darkness (test cut).jpg
- Akhavan – Jordan’s Jumble (test cut)
- Akhavan – Jumper (test cut)
- Akhavan – Kokiri’s Emerald (test cut).jpg
- Akhavan – Kyle’s Tablet (test cut).jpg
- Akhavan – Lazuline Mirror (test cut).jpg
- Akhavan – Le Ballon Rouge (test cut)
- Akhavan – Lemon Party (test cut).jpg
- Akhavan – Life in the Mines (test cut 1).jpg
- Akhavan – Lighthouse Beacon (test cut).jpg
- Akhavan – Lightning Eye of Zul (test cut)
- Akhavan – Limit of Sanity (test cut).jpg
- Akhavan – Lines and Curtains (test cut).jpg
- Akhavan – Longer and Steelier (test cut).jpg
- Akhavan – Lord of Iron (test cut).jpg
- Akhavan – Lucent Beam (test cut).jpg
- Akhavan – Luna’s Glow (test cut).jpg
- Akhavan – Maelstrom Authority (test cut).jpg
- Akhavan – Masquerade (test cut 2).jpg
- Akhavan – Maxwell's Memory (test cut)
- Akhavan – Melancholia (test cut).jpg
- Akhavan – Mind Games (test cut).jpg
- Akhavan – Missed Connections (test cut).jpg
- Akhavan – Montezuma’s Crown (test cut).jpg
- Akhavan – Narcolepsy (test cut).jpg
- Akhavan – Neuroglia (test cut).jpg
- Akhavan – Night Flight (test cut).jpg
- Akhavan – Nocio (test cut).jpg
- Akhavan – Not Enough Checkers (test cut).jpg
- Akhavan – Old Mine, All Mine (test cut).jpg
- Akhavan – Oliveira's Garnet (test cut).jpg
- Akhavan – Ophelia (test cut).jpg
- Akhavan – Oppositional Defiance (test cut).jpg
- Akhavan – Ovals of Fortune - Surprise (test cut)
- Akhavan – PANA Mine - Rising Eye (test cut)
- Akhavan – PANA Mine - Sunrise Horizon (test cut)
- Akhavan – PANA Mine - Zero-Point Burst (test cut)
- Akhavan – Phil's Lapiderpy (test cut).jpg
- Akhavan – Piatt's Oval (test cut).jpg
- Akhavan – Pines of the Janiculum (test cut).jpg
- Akhavan – Plumeria (test cut)
- Akhavan – Procrastination (test cut).jpg
- Akhavan – Pseudo-Radiant 1.25 (test cut).jpg
- Akhavan – Pyroclastic Flow (test cut).jpg
- Akhavan – PythagoraSwitch (test cut).jpg
- Akhavan – Quebec Cushion (test cut).jpg
- Akhavan – Quickie (test cut).jpg
- Akhavan – Radiant Eye of Zul (test cut).jpg
- Akhavan – Radiant Lapidaria (test cut).jpg
- Akhavan – Radiant Silvergun (test cut).jpg
- Akhavan – Reality (test cut).jpg
- Akhavan – Retrograde Dusk (test cut)
- Akhavan – Revenant Cleric (test cut).jpg
- Akhavan – Reverse Transmutation (test cut)
- Akhavan – Rhomboceros (test cut).jpg
- Akhavan – Road to Ruin (test cut).jpg
- Akhavan – Ruination (test cut).jpg
- Akhavan – Salamando’s Inferno (test cut).jpg
- Akhavan – Scatter (test cut).jpg
- Akhavan – Sea of Stars (test cut)
- Akhavan – Shuriken (test cut).jpg
- Akhavan – Sierpinski’s Nest (test cut).jpg
- Akhavan – Sierpinski’s Puzzle (test cut).jpg
- Akhavan – Simple Pleochroic Hexagon (test cut)
- Akhavan – Simple Stars (test cut)
- Akhavan – Simple Triangle Checkerboard (test cut).jpg
- Akhavan – Simpler Triangle Checkerboard (test cut).jpg
- Akhavan – Speed Demon (test cut).jpg
- Akhavan – Spring Still Life (test cut)
- Akhavan – Square is Sus (test cut)
- Akhavan – Stained Glass Window (test cut).jpg
- Akhavan – Starheart (test cut).jpg
- Akhavan – Still More Checkers (test cut).jpg
- Akhavan – Tears of Elune (test cut).jpg
- Akhavan – Temple of Karabor (test cut).jpg
- Akhavan – Tessellation 15 (test cut).jpg
- Akhavan – Tessellation 18 (test cut).jpg
- Akhavan – Tessellation 19 (test cut).jpg
- Akhavan – Tessellation 20 (test cut).jpg
- Akhavan – Tessellation 21 (test cut).jpg
- Akhavan – Tessellation 23 (test cut).jpg
- Akhavan – Tessellation 24 (test cut).jpg
- Akhavan – Tessellation 27 (test cut).jpg
- Akhavan – Tessellation 28 (test cut).jpg
- Akhavan – Tessellation 29 (test cut).jpg
- Akhavan – Tessellation 2 (test cut).jpg
- Akhavan – Tessellation 3.1 (test cut).jpg
- Akhavan – Tessellation 30 (test cut).jpg
- Akhavan – Tessellation 32 (test cut).jpg
- Akhavan – Tessellation 34 (test cut).jpg
- Akhavan – Tessellation 35 (test cut)
- Akhavan – Tessellation 36 (test cut).jpg
- Akhavan – Tessellation 3 (test cut).jpg
- Akhavan – Tessellation 40 (test cut)
- Akhavan – Tessellation 45 (Q) (test cut)
- Akhavan – Tessellation 47 (R) (test cut)
- Akhavan – Tessellation 48 (R) (test cut)
- Akhavan – Tessellation 4 (test cut).jpg
- Akhavan – Tessellation 5 (test cut).jpg
- Akhavan – Tessellation 7 (test cut).jpg
- Akhavan – Thank You, Ultra Tec (test cut).jpg
- Akhavan – The Alex Experiment – Preserver (test cut)
- Akhavan – The Way Home (test cut).jpg
- Akhavan – Triphane Triangle (test cut).jpg
- Akhavan – Tumbling Star (test cut).jpg
- Akhavan – Uso Da! (test cut).jpg
- Akhavan – Vincalis the Agitator Shallow (test cut)
- Akhavan – Whirlwind Sovereignty (test cut)
- Akhavan – White Trillium (test cut).jpg
- Akhavan – William's Miniature (test cut).jpg
- Akhavan – Winter’s Grasp (test cut).jpg
- Akhavan – Xephyr (test cut).jpg
- Alexandrite
- Allen-williams - Dragon Fly
- Almandine
- Alphabetic list by gemstone name
- Amazonite
- Amber
- Amethyst
- Ametrine
- Ammolite
- Anatase
- Andalusite
- Andesine
- Andradite
- Apatite
- Aquamarine
- Arkansas stone
- Arrow Heart
- Auguste Verneuil
- Auriverde
- Axinite
- Azurite
- BackgammonTri
- Barion Heart - Transplant
- Barion Heart - Transplant Split Mains
- Barite
- Beginner Barion Oval aka Quake311 - Michiko Huynh
- Beginner Blossom - Michiko Huynh
- Benitoite
- Beryl
- Bi-color
- Bienia - SOD
- Birefringence
- Bixbite
- Black Opal
- Bloodstone
- Blue Peruvian Opal
- Boulder Opal
- Bowenite
- Brilliance
- Cairngorm
- Calcite
- Californite
- Carnelian
- Carriere - Dale's 11
- Carroll Chatham
- Carving by Hargrave
- Carving by Hargraves
- Castelblanco- The Power Behind
- Causes of color
- Chalcedony
- Chalybite
- Charoite
- Chatham
- Chemical Classification of Gems & Gemstones
- Chinese freshwater pearls
- Chrome
- Chrome Diopside
- Chrome sphene
- Chrysoberyl
- Chrysocolla
- Chrysoprase
- Citrine
- Class I: Pure Elements
- Class II: Sulfides
- Class II: Sulphides
- Class III: Halides
- Class IV: Oxides
- Class VII: Phosphates
- Class VIII: Silicates
- Class VI a:Tungstates
- Class VI b:Sulphates
- Class V a:Carbonates
- Class V b:Borates
- Cleavage
- Clinohumite
- Clocktower
- Coding Help
- Collins - Dragon Eye
- Collins - Illusion
- Collins - Illusional Eye Neo
- Collins - Illusional Hex
- Collins - Kiss Kiss
- Collins - NQR Mind Swirl
- Collins - NQR Round
- Collins - NQR Round B
- Collins - Princess Trilliant
- Collins - Pryamid4 Sneferu
- Collins - Random Number Generator M2
- Collins - Rocket Ship
- Collins - Round Cushion
- Collins - Square Radiant Topaz
- Collins - Squareburst
- Collins - Test Pattern
- Collins - Tri Ascher
- Collins - Triumphant
- Collins - Trizag A
- Collins - Turned Up
- Collins - Ytri
- Collins - Ytripex
- Color
- Color Filters
- Color grading
- Copal
- Coral
- Cordierite
- Corundum
- Create an Account
- Crystal Systems
- Crystal Systems & Forms
- Crystallography
- Crystals & Their Structure
- Cubic zirconia
- Cyanite
- Cyprine
- DOWN FOR MAINTENANCE
- Danburite
- DarkCrystal
- Datolite
- Dean Baker
- Demantoid
- Design Search
- Diamond
- Diaspore
- Dichroscope
- Diffraction
- Diopside
- Dioptase
- Dispersion
- Distene
- Disthene
- Double Refraction
- Dravite
- Dubuc - Etoile de France
- Easy Combination cutting MV
- Edgett - Heart and Soul
- Edgett - Heart and Soul Preform
- Ekanite
- Elbaite
- Elbaite variety "Laurellite"
- Elser - Diamond Cushion
- Elser - Xtacy
- Emerald
- Emerald-Vanadium
- Enstatite