McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams

Home » Gemstones

Gemstones

Chatoyant Gemscats eye gems Chatoyant Gems look like the eye of a cat. They have a line of light that moves across the stone. 100+ Gemsgem photos 100+ Gems - Photos of over 100 beautiful gems ranging from the popular to the obscure. LabradoriteLabradorite Labradorite is a feldspar gem that can produce bright flashes of iridescent color. Emeraldemerald Emerald is the most popular green gemstone in the United States and most of the world.
Gems from SpaceGems from Space Extraterrestrial Gems A number of materials from space have been used as attractive gems. Opal PhotosOpal Pictures of Opal A collection of different types of opal from all around the world and Mars too! Ant Hill GarnetsAnt Hill Garnets Ant Hill Garnets are tiny garnets that ants haul to the surface and discard on their anthill. Honest! Fee MiningFee Mining Fee Mining sites are mines that you can enter, pay a fee, and keep anything that you find.
AmetrineAmetrine Ametrine is a bicolor quartz (amethyst + citrine) and a gemstone of growing popularity. Tanzanitetanzanite Tanzanite was unknown until a few decades ago but it has erupted into wide popularity. TurquoiseTurquoise Turquoise A blue to bluish- green gem material that has been used for over 6000 years. ScapoliteScapolite Scapolite can be a pretty faceted stone or a translucent cab with cats eye and iris effects.
AmmoliteAmmolite Ammolite is a fossil and a gemstone. It is shell material from fossil ammonites. U.S. GemstonesU.S. Gemstones United States Gemstones Small mines in the U.S. produce a diversity of gemstones. Ruby and SapphireRuby and Sapphire Ruby & Sapphire are gem corundums - ruby when red, sapphire when other colors. All About DiamondsDiamond Diamond a collection of photos, articles, facts, maps and graphs about diamonds.
PeridotPeridot Peridot is the gem variety of olivine. Derived from the mantle and rarely from meteorites. Gemstone BookGemstones of the World Gemstones of the World : A book by Robert Schumann. Over one million copies sold. TopazTopaz Topaz is a popular birthstone and the #8 mineral in the Mohs Hardness Scale. Fire OpalFire Opal Fire Opal is a transparent to translucent opal with a yellow, orange or red background color.
Petrified WoodPetrified Wood Petrified Wood is a fossilized wood that often serves as a colorful gem material. GarnetGarnet Garnet is best known as a red gemstone. It occurs in any color and has many industrial uses. SunstoneSunstone Sunstone A feldspar with aventurescence caused by tiny copper inclusions. IoliteIolite Iolite is the gem variety of the mineral cordierite. An alternative to sapphire and tanzanite.
SpinelSpinel Spinel The gemstone that was confused with ruby and sapphire for over 1000 years. What Is Jade?Jade Jade has been used as a gemstone and a tool-making material for for 1000s of years. Star GarnetStar Garnet Star Garnets are found in only a few locations worldwide. They are the state gems of Idaho. Amazing Agate PhotosAgates Beautiful Agates A gallery of spectacular agate photos and descriptions by Richard Weston.
RhodochrositeRhodochrosite Rhodochrosite : a manganese mineral used as an ore, a pink gem and an ornamental stone. Blood DiamondsBlood Diamonds Blood Diamonds Illegally-traded diamonds that may have been stolen or used to fund conflict. Rock TumblersRock Tumblers Rock Tumblers are machines that slowly turn rough rock into beautiful gemstones. Organic GemsOrganic Gems Organic Gems are gems formed from or by plants or animals. They might also be fossils.
Zoisitezoisite Zoisite is a diverse gem. Tanzanite, thulite and anyolite are three of its gem varieties. US Diamond MinesUnited States Diamond Mines US Diamond Mines Where are diamonds mined in the United States? Rhodoniterhodonite Rhodonite is a pink manganese silicate used as a gemstone, an ornamental stone and an ore. Biggest MisconceptionDiamonds from Coal Diamonds Do Not Form From Coal Learn several reasons why the coal origin is false.
CabochonsCabochons Cabochons A photo gallery of cabochon gemstones from around the world. Chrysoberylchrysoberyl Chrysoberyl an extreme gem. Its hardness is 8.5, can display chatoyance or color-change. SpodumeneSpodumene Spodumene is an ore of lithium and the mineral of the gems kunzite and hiddenite. Iris AgateIris Agate Iris Agate can produce a rainbow of colors when light passes between its thin bands.
MalachiteMalachite Malachite has served as a gem material, pigment and ore of copper for thousands of years. Arkansas DiamondsArkansas Diamonds You Can Be A Diamond Miner! At the Crater of Diamonds mine you can keep what you find. KyaniteKyanite Kyanite is a metamorphic mineral that sometimes has a gemmy transparent blue color. US Gem ProductionUS Gemstone Production U.S. Gemstone Production is very low compared to the U.S. being the largest consumer.
Synthetic DiamondsSynthetic Diamonds Synthetic Diamonds of spectacular quality are now being produced in labs. Facts About DiamondsDiamond Facts Facts About Diamonds You are a diamond expert if you know all of these! Diamond ProducersDiamond Producers Diamonds are mined in many countries and their relative importance changes frequently. Turritella AgateTurritella Agate Turritella Agate is a brown agate containing snail fossils from the Green River Formation.
Peanut Wood?Peanut Wood Peanut Wood? Yes! It is a very interesting gem material found in Western Australia. AndalusiteAndalusite Andalusite is a gem that exhibits strong pleochroism and often has sets of oriented inclusions. Petrified PalmPetrified Palm Petrified Palm is often confused with petrified wood, but it is a distinctly different material.  

© 2005-2014 Geology.com. All Rights Reserved.
Images, code and content of this website are property of Geology.com. Use without permission is prohibited. Pages on this site are protected by Copyscape.