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Amazonite
Amazonite is a green microcline feldspar. It is named after the Amazon River of South America, where the first commercial deposits were found. The stones shown here are a rich green Amazonite that was mined in Russia. Purchase Amazonite. |
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Apache Tears
Apache Tears are round nodules of obsidian that polish to a beautiful jet black color. If you hold them up to the light you will see that they are a translucent to transparent glass. These polished Apache Tears were produced from a material found in Arizona (USA). Purchase apache tears. |
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Apricot Agate
Apricot Agate is a banded agate that is named for its apricot pink or orange color. It is a beautiful material with bands of whites, creams, yellows, oranges and pinks. The stones shown here were mined in Botswanna (Africa). Purchase apricot agate. |
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Banded Amethyst
Amethyst is the name given to transparent to translucent purple quartz. It often forms in alternating bands with white to clear quartz. The resulting material is called Banded Amethyst or sometimes Chevron Amethyst. The Banded Amethyst stones shown here were mined in Namibia (Africa). Purchase banded amethyst. |
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Banded Carnelian
Carnelian is the name given to an translucent orange to red or brown agate. It often forms in alternating bands with white to transparent chalcedony. The resulting material is known as Banded Carnelian. The Banded Carnelian shown here is an orange to pink material produced in Botswana (Africa). Purchase banded carnelian. |
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Bloodstone
Bloodstone, also known as heliotrope, is a green jasper splashed with small drops of red. The red drops remind many people of blood and that is the source of the name Bloodstone. It has been a popular stone since Biblical times. The Bloodstone shown here was produced in India. Purchase bloodstone. |
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Blue Lace Agate
Blue Lace Agate is the name given to a chalcedony that consists of alternating bands of white agate and subtle blue to transparent agate. The result is a lacy appearance that looks like blue lace. The Blue Lace Agate shown here was produced in Namibia (Africa). Purchase blue lace agate. |
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Botswana Agate
Botswana Agate is a name given to a banded agate produced in Botswana (Africa). This agate typically has wonderful white, gray and brown banding - sometimes with "eyes" - and takes a very high polish. Purchase Botswana agate. |
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Brecciated Jasper
"Breccia" is a rock that is composed of angular fragments. Brecciated jasper consists of fragments jasper cemented together with a translucent chalcedony. The Brecciated Jasper shown here is a bright red material with white, gray and black markings that was produced in South Africa. Purchase brecciated jasper. |
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Carnelian
Carnelian is a name given to a translucent orange to red or brown agate. It has been a popular gemstone since Biblical times. The stones shown here have a bright, pleasing orange color and a very high polish. They were produced in Botswana (Africa). Purchase carnelian. |
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Chrysocolla
Chrysocolla is a vivid blue to blue-green mineral that contains copper. It often forms in intimate association with chalcedony to yield a durable gemstone. Chrysocolla is often found associated with copper deposits much like the mineral turquoise. These stones were mined in Namibia (Africa). Purchase chrysocolla. |
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Citrine Quartz
Citrine is a variety of transparent quartz that ranges in color from a light yellow through orange to amber brown. The most popular colors of citrine are lemon yellow and golden yellow. These stones of golden citrine were produced in Brazil. Purchase citrine quartz. |
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Citron Chrysoprase
Chrysoprase is a pale green to bright green chalcedony that obtains its green color from inclusions of nickel minerals. Citron Chrysoprase is the name used for stones that is on the pale side of the color range. The stones here were produced in Australia and polished to a soft luster. Purchase citron chrysoprase. |
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Colored Moonstone
Moonstone is the name used for stones of orthoclase feldspar with a soft pearly luster, sometimes with adularescence. It occurs in a variety of colors which include: white, cream, pink, brown and gray. These colored moonstones were produced in India. Purchase colored moonstone. |
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Dumortierite
Dumortierite is a bright blue, dark blue or greenish-blue mineral that is occasionally found in metamorphic rocks. It can be polished to a high luster and is one of just a few blue minerals that are hard enough to be used as a gemstone. The stones shown here were mined in Mozambique (Africa). Purchase dumortierite. |
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Green Aventurine
Aventurine is a translucent quartz that contains inclusions of platy minerals such as muscovite mica, hematite or goethite. These inclusions interact with light that enters the stone to produce a glistening appearance known as "aventurescence". The light green aventurine shown here was mined in Zimbabwe (Africa). Purchase green aventurine. |
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Green Moss Agate
Moss agate is a translucent to transparent chalcedony that contains visible inclusions with a mossy or dendritic shape. The moss agate shown here has dark green inclusions and was produced in India. Purchase green moss agate. |
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Hematite
Hematite is an iron oxide mineral with a bright red or silver color. It is has a specific gravity that is about double that of the typical gemstone - thus it feels very heavy. The hematite shown here has a bright silver metallic luster and was produced in Brazil. Purchase hematite. |
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Kambamba Jasper
Kambamba Jasper is a fossilized stromatolite (a form of colonial algae) that has been mineralized by chert. The Kambamba jasper shown here is a dark green to black material with circular markings. It has a very high polish and was produced in Madagascar. Purchase Kambamba jasper. |
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Lapis Lazuli
Lapis Lazuli is a gemstone that has been popular since Biblical times. Lapis is one of just a few blue gemstones and it is often accented with white calcite veins and sparkles of gold pyrite. The stones shown here have a bright blue color and were mined in Chile. Purchase lapis lazuli. |
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Leopard Skin
Leopard Skin looks like its name. It is a cream to tan to pink rhyolite with black, white, red and tan markings that resemble the color pattern of a leopard. It is a very popular gemstone that polishes well and is easy to recognize. These stones were mined in Mexico. Purchase leopard skin. |
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Lepidolite
Lepidolite is a variety of mica that occurs in a spectrum of colors that range from pink to deep lavendar. The stones shown here are tumbled quartz pebbles that have enough lepidolite inclusions to yield pink and lavendar gemstones that are similar to aventurine. Purchase lepidolite. |
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Lilac Amethyst
Amethyst is a purple variety of crystalline quartz that can be transparent through translucent. When it has a soft purple color it is often called "lilac amethyst. The stones shown here were mined in South Africa. Purchase lilac amethyst. |
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Malachite
Malachite is a green copper carbonate mineral. It often displays swirled and banded patterns in shades of light through dark green. It is very heavy material because of its high copper content. These stones were mined in Zaire (Africa). Purchase malachite. |
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Mookaite
Mookaite is silicified radiolarian siltstone that is found in Western Australia. Many stones of Mookaite can accept a very high polish. It is widely known for its spectacular contrasting color patterns of yellows, creams, reds and maroons. Purchase mookaite. |
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Ocean Jasper
Ocean Jasper is name given to silicified rhyolites and tuffs that contain "eyes" formed from radial aggregates of quartz and feldspar crystals. It occurs in a wide variety of colors but green, yellow, white, pink and cream color patterns are most common. The stones shown here were mined in Madagascar. Purchase ocean jasper. |
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Picasso Stone
"Picasso stone" also known as "Picasso Marble" reminds many people of the interesting art style of the famous painter, Pablo Picasso. It is a beautiful material with angular patterns in gray, brown, black, cream and white. It is produced in Utah (USA). Purchase Picasso stone. |
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Picture Jasper
Picture Jasper is a light-colored rhyolite that is marked with scenic patters in brown, gray, black and white. If you study it you will often find interesting "pictures" of landscapes and deserts. These stones were mined in Namibia (Africa). Purchase picture jasper. |
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Pink Aventurine
Aventurine is a quartz gemstone with abundant inclusions of platy minerals such as mica. The inclusions reflect and scatter light within the stone to produce an phenomenon known as "aventuresence". The pink stones shown here were mined in Canada. Purchase pink aventurine. |
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Pink Botswana Agate
Botswana is the name given to banded agates produced in the country of Botswana (Africa). Some rare stones occur in a gray through creamy pink color. These are known as "Pink Botswana". Purchase pink Botswana agate. |
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Prehnite
Prehnite is a yellow to green silicate mineral that is occasionally found in igneous and metamorphic rocks. The specimens used as gemstones generally are transparent to translucent with a pleasing yellow-green color. The stones shown here were mined in South Africa. Purchase prehnite. |
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Red Jasper
Jasper is an opaque chalcedony and red is one of its most common colors. This red jasper from South Africa has fire-engine red color that in some stones is interrupted by a white quartz vein. It has an exceptionally high polish. Purchase red jasper. |
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Rhodonite
Rhodonite is a manganese mineral that most often occurs in black and pink nodules. These stones are nearly a solid pink with minor amounts of gray, yellow and black. The material used to produce these stones was mined in Canada. Purchase rhodonite. |
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Rose Quartz
Rose quartz is a transparent to translucent variety of crystalline quartz with a soft pink color. It takes a very high polish and is an exceptionally popular semiprecious stone. These stones were mined in Namibia (Africa). Purchase rose quartz. |
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Ruby in Zoisite
Zoisite is a mineral that is rarely found in metamorphic rocks. Even more rarely it contains bright red corundum crystals (rubies). This bright green zoisite mined in Tanzania (Africa) contains occasional red rubies a few millimeters in diameter. Purchase ruby in zoisite. |
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Snowflake Obsidian
Obsidian is a natural volcanic glass that can be polished to a very high luster. Some stones of obsidian contain white crystals of the mineral Cristobalite. When polished these stones produce a gemstone known as snowflake obsidian. Purchase snowflake obsidian. |
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Sunstone
Sunstone is a plagioclase feldspar that contains abundant inclusions of platy minerals such as mica or metals that sparkle in reflected light. This sparkling luster is known as aventurescence. These specimens of sunstone were mined in India. Purchase sunstone. |
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Tigers Eye - Blue
Tigers Eye receives its name from how reflected light forms a band that crosses the stone at a right angle to fibrous inclusions - just like the band through a tiger's eye. Although most Tigers Eye is golden to brown in color it also occurs in other colors such as this deep blue material from South Africa. Purchase blue tigers eye. |
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Tigers Eye - Gold
Tigers Eye receives its name from how reflected light forms a band that crosses the stone at a right angle to fibrous inclusions - just like the band through a tiger's eye. The Tigers Eye shown here is the typical golden to brown colors that are typical for the gemstone. Produced in South Africa. Purchase gold tigers eye. |
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Tigers Eye Red
Tigers Eye is most often a honey to golden brown color, however it can be heated to produce a deep reddish color shown in these stones. These chatoyant stones were mined in South Africa. Purchase red tigers eye. |
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Tree Agate
Tree agate is a name used for a white chalcedony that has green dendritic markings. It is very popular material used to make beads, cabochons and tumbled gemstones. The stones shown here were mined in Botswana. Purchase tree agate. |
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Unakite
Unakite is an igneous rock that contains mostly green epidote and pink orthoclase, but with minor amounts of quartz and other minerals. It is often polished to produce an interesting gemstone. The stones shown here were mined in South Africa. Purchase unakite. |
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White Moonstone
Moonstone is the name used for stones of orthoclase feldspar with a soft pearly luster, sometimes with adularescence. These white to cream-color stones have a nice pearly luster and bright polish. They were mined in India. Purchase white moonstone. |
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Yellow Jasper
Yellow Jasper is an opaque yellow to yellow-brown-beige chalcedony that can be polished to a very high luster. These stones, mined in South Africa, show some dark brown to cream color zones that produce a scenic pattern. Purchase yellow jasper. |
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Yellow Quartz
Yellow Quartz is a translucent to transparent quartz with a light to deep yellow color. These translucent stones were mined in India and have a bright polish. Purchase yellow quartz. |
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