The Different Types Of Garnet And What They All Look Like

By Dr. Keith Jackson - Geology PhD

| Updated

The Different Types Of Garnet And What They All Look Like

By Dr. Keith Jackson - Geology PhD

Updated

Garnet is one of the most common and varied minerals found on Earth. Examples like andradite, almandine, and pyrope show the wide range of types of garnet.

In various industries, garnet plays a significant role. It’s used in electronics for its insulating properties, cherished in jewelry for its beauty, and utilized in construction for its abrasive qualities.

This journey will explore the diverse types of garnet and their unique characteristics. Each type of garnet has its own story and qualities that make it special.

The 21 Different Types Of Garnet And What They Look Like

Garnet forms in a variety of geological settings, from deep underground in metamorphic rocks to igneous rocks formed from cooling magma. This range of environments contributes to the incredible diversity seen in garnet minerals.

The wide range of colors in garnet varieties is due to trace elements and impurities within their structure. Elements like iron, manganese, and chromium replace part of the mineral’s composition, resulting in everything from deep reds to vibrant greens.

Almandine Garnet

deep red oval cut almandine garnet
Almandine garnet provided by CeylonBlueUK

Almandine garnet is a fascinating mineral, made up mostly of iron and aluminum. It’s a part of the larger garnet family, known for their beauty and variety.

This garnet variety is usually deep red or reddish-brown in color. The specific shade can vary depending on the amount of iron in its composition, which influences the depth of the red.

One of the cool features of almandine garnet is its ability to show different colors when viewed from different angles, a property known as pleochroism.

This makes each piece of almandine garnet unique and visually intriguing, especially when moved under light.

Where you can find almandine garnet

Almandine garnet can be found in India, Brazil, and the United States, particularly in states like Alaska and Montana. In addition, it’s also discovered in parts of Sri Lanka.

Pyrope Garnet

deep red pear cut pyrope garnet
Pyrope garnet provided by xgems

Pyrope garnet is a striking type of garnet that’s mainly composed of magnesium and aluminum. This combination of elements gives pyrope garnet its own special characteristics within the garnet family.

Pyrope garnets are renowned for their deep, vibrant red color, often with a hint of purple. The specific shade of red can vary based on the amount of magnesium present, which influences the intensity of the color.

One special feature of pyrope garnet is its transparency, ranging from transparent to slightly translucent.

This quality allows light to pass through the gem, enhancing its rich color and making it a fascinating subject for anyone interested in minerals and gems.

Where you can find pyrope garnet

Pyrope garnet is found in several places around the world, including the United States, particularly in Arizona. It’s also discovered in countries like South Africa, Myanmar, and China.

Spessartine Garnet

oval cut orange-red spessartine garnet
Spessartine garnet provided by GemwalletStore

Spessartine garnet is an alluring type of garnet, primarily made of manganese and aluminum. This combination of elements gives spessartine garnet its unique place in the garnet family.

Spessartine garnets are known for their bright orange to reddish-brown colors. The specific shade can vary depending on the amount of manganese, which influences the intensity of the orange or red hues.

A special feature of spessartine garnet is its high refractive index, which results in exceptional brilliance. This makes spessartine garnet particularly attractive and sought after.

When considering how much garnet is worth, it’s important to know that the value varies. Factors like color, size, and overall quality play a big role in determining the price of garnet in the market.

Where you can find spessartine garnet

Spessartine garnet can be found in places like Tanzania, Namibia, and Nigeria, and parts of the United States, including California and Virginia.

Andradite Garnet

rough dark red andradite garnet crystals
Andradite garnet provided by DivineGemsnminerals

Andradite garnet is a unique and vibrant type of garnet, made up of calcium, iron, and silicon. This garnet stands out in the garnet family due to its distinct chemical composition.

Andradite garnets come in a variety of colors including green, yellow, brown, and black. The color variations in andradite garnet are mainly influenced by the amount of iron, which changes the depth and intensity of the color.

What’s remarkable about andradite garnet is its high refractive index, which gives it exceptional brilliance and fire. This characteristic makes andradite garnet particularly eye-catching.

Where you can find andradite garnet

Andradite garnet can be found in various locations around the world, including Russia, Italy, and Iran. In the United States, notable sources include California, Arizona, and New Mexico.

Grossular Garnet

green cushion cut grossular garnet
Grossular garnet provided by SanofsunGems

Grossular garnet is a fascinating member of the garnet family, primarily composed of calcium and aluminum. This type of garnet is known for its wide range of colors and compositions.

Grossular garnets can be almost any color, ranging from green, red, yellow to even colorless.

The variety in color is due to trace elements like iron, chromium, and manganese, which can replace part of the garnet’s composition and change its color.

One of the features of grossular garnet is its presence in both gem-quality and industrial-quality forms.

This versatility makes grossular garnet not only a gemstone cherished for its beauty but also a mineral important for various industrial applications.

Where you can find grossular garnet

Grossular garnet is found in Canada, Mexico, and South Africa. In the United States, notable sources are in California and Vermont.

Uvarovite Garnet

bright green druzy uvarovite garnet crystals on a rock
Uvarovite garnet provided by Weinrich Minerals

Uvarovite garnet stands out in the garnet family due to its distinct composition of calcium, chromium, and silicate. This combination of elements gives uvarovite its unique place among the various types of garnets.

In terms of appearance, uvarovite garnet is renowned for its rich, vibrant green color, which is quite consistent across specimens.

This striking green hue is primarily due to the presence of chromium in its crystal structure, making it one of the few consistently green minerals in the garnet group.

A special feature of uvarovite garnet is its formation in small, uniform crystals that often coat the surface of the rock, creating a beautiful, druzy effect.

Where you can find uvarovite garnet

Uvarovite garnet can be found in several countries around the world, including Russia, Finland, and Italy. In the United States, it has been discovered in regions of Arizona and California, often located in chromite deposits.

Rhodolite Garnet

pink-red cushion cut rhodolite garnet
Rhodolite garnet provided by sufisg

Rhodolite garnet is a beautiful variety in the garnet family, known for its blend of pyrope and almandine elements. This mix gives rhodolite garnet unique properties compared to other different types of garnet.

Rhodolite garnet stands out with its stunning pink to purplish-red colors. These colors come from its unique chemical makeup, with variations occurring based on the proportions of pyrope and almandine.

The transparency of rhodolite is often higher than other types of garnet. This clarity, along with its vibrant color, makes rhodolite garnet a fascinating gem for collectors and geology enthusiasts alike.

Where you can find rhodolite garnet

Rhodolite garnet can be found in Sri Lanka, Brazil, and Zimbabwe. In the United States, North Carolina is particularly known for its deposits of this beautiful pinkish-purple garnet.

Hessonite Garnet

oval cut orange hessonite garnet
Hessonite garnet provided by ayaatgems22

Hessonite garnet is a captivating variety of the garnet family, primarily composed of calcium and aluminum. This type of garnet is known for its distinct properties, setting it apart from other garnets.

Hessonite garnet typically has a rich orange to brownish-red color, often referred to as “cinnamon” colored. The unique color variations are mainly due to the presence and quantity of iron and manganese within its structure.

This type of garnet is known for its inclusion patterns, which often create an internal ‘swirl’ or ‘treacly’ look. This characteristic, along with its warm color tones, makes hessonite garnet particularly interesting and attractive.

Where you can find hessonite garnet

Hessonite garnet can be found in Sri Lanka, India, and Canada. In the United States, notable occurrences of hessonite garnet have been found in California and Maine, where it is often discovered in metamorphic rocks.

Tsavorite Garnet

bright green cushion cut tsavorite garnet
Tsavorite garnet provided by GempalaceStore

Tsavorite garnet is a vibrant and captivating member of the garnet family, composed mainly of calcium, aluminum, and silicate.

This type of garnet is relatively new to the world of gemstones, having been discovered in the late 20th century, and has quickly captured the attention of mineral enthusiasts.

Tsavorite garnet is renowned for its brilliant green color, which can range from a light, minty green to a deep, forest green.

The color is primarily influenced by the presence of vanadium and chromium, which act as coloring agents within the crystal structure, giving tsavorite its unique and striking hue.

A special feature of tsavorite garnet is its exceptional clarity and brightness, which make it stand out among other green gemstones.

Where you can find tsavorite garnet

Tsavorite garnet is primarily found in East Africa, with the most significant deposits located in Tanzania and Kenya. These countries are renowned for producing some of the finest quality tsavorite garnets.

Demantoid Garnet

bright green round cut demantoid garnet
Demantoid garnet provided by VipgemsStore

Demantoid garnet is a rare and fascinating type of garnet, primarily composed of calcium, iron, and silicate. This variety of garnet is known for its unique green color, which sets it apart from other members of the garnet family.

Demantoid garnet is most recognized for its vibrant green hue, which can range from a light, almost grassy green to a deep, rich emerald-like green.

The presence of chromium and ferric iron in the crystal structure is responsible for this distinctive green coloration, making each stone a delight to behold.

Additionally, demantoid garnet is its exceptional brilliance and fire, often compared to diamonds. This is due to its high refractive index and dispersion, which cause the gemstone to sparkle intensely, especially under direct light.

Where you can find demantoid garnet

Demantoid garnet is most famously found in the Ural Mountains of Russia, which is renowned for producing some of the finest quality demantoid garnets.

Other notable locations include Namibia, Iran, and Madagascar, where this gemstone is also discovered.

If you want to seek out rocks and minerals yourself, we detailed insights and tips on where to go rockhounding. It’s a helpful guide for anyone looking to start their own rockhounding adventure.

Blue Color Change Garnet

cushion cut blue color change garnet
Blue color change garnet provided by RGCollection1982

Blue color change garnet is a rare and intriguing variety of garnet, known for its ability to change color.

This type of garnet is composed of a mix of elements, including pyrope and spessartine, which contribute to its unique color-changing properties.

The appearance of blue color change garnet is truly remarkable, as it can shift from a teal or greenish blue in daylight to a purplish red under incandescent light.

This striking color change is due to its complex chemical composition, which responds differently under varying lighting conditions.

Color change garnets are rare, making them a prized find for collectors and geology enthusiasts. In addition to their color-changing ability, these garnets often exhibit a high clarity and brightness.

Where you can find blue color change garnet

Blue color change garnet is a rare gemstone that can be found in a few places around the world. Notable locations include Madagascar and Tanzania.

Melanite Garnet

raw black hexagonal melanite garnet
Melanite garnet provided by JMIMPORT

Melanite garnet is a unique and intriguing variety within the garnet family, composed mainly of calcium, iron, and titanium.

This specific combination of elements gives melanite garnet its distinctive characteristics, setting it apart from other types of garnet.

Melanite garnet is known for its deep black color, which is quite rare and striking in the world of minerals. 

This color is primarily due to the high concentration of titanium and iron within the crystal structure, which absorbs light and results in the dark hue.

This unique color and composition make melanite garnet an interesting subject for collectors and those passionate about geology, adding a diverse element to the fascinating world of minerals and gemstones.

Where you can find melanite garnet

Melanite garnet can be found in Italy, Germany. It can also be found in the United States, particularly in regions like California, where it is often discovered within certain types of volcanic rocks.

Malaya Garnet

pale pink round Malaya garnet
Malaya garnet provided by ToussaintGems

Malaya garnet is a fascinating and unique member of the garnet family, known for its mixture of elements like aluminum, calcium, and manganese.

This blend of elements results in a range of colors, challenging the traditional idea of what garnet looks like.

When it comes to appearance, Malaya garnet showcases a stunning spectrum of colors, ranging from pinkish-orange to a reddish-brown.

The variations in color are influenced by the differing amounts of manganese and iron within each stone, making each piece distinct in its hue and tone.

Malaya garnet is a recent and rare discovery and rarity. It also often exhibits a remarkable brilliance and clarity, making it not just a subject of scientific interest, but also a visually captivating mineral.

Where you can find Malaya garnet

Malaya garnet is primarily found in the Umba Valley, which lies between Tanzania and Kenya in East Africa.

Hydrogrossular Garnet

pale green hydrogrossular garnet
Hydrogrossular provided by SanofsunGems

Hydrogrossular garnet is an interesting variety of the garnet family, composed mainly of calcium, aluminum, silicon, and hydrogen.

It’s different from other garnets because of its unique chemical make-up, which includes water in its structure.

In appearance, hydrogrossular garnet displays a range of colors, from light to dark green, pink, white, and even gray.

The color variations are mainly due to the presence of trace elements like iron, chromium, and manganese, which affect its hue.

Hydrogrossular garnet is its often opaque and smooth texture, which makes it quite distinct from the more commonly known transparent garnets.

This texture, along with its color variety, makes hydrogrossular garnet a fascinating subject for study and collection in the world of minerals and gems.

Where you can find hydrogrossular garnet

Hydrogrossular garnet can be found in South Africa, Canada, and the United States. In the United States, notable locations include California and Arizona.

Leuco Garnet

pear cut leuco garnet
Leuco garnet provided by FrogRareGems

Leuco garnet is a lesser-known but fascinating member of the garnet family, composed mainly of calcium and aluminum. Unlike other garnets known for their vibrant colors, leuco garnet has a distinct composition that sets it apart.

Leuco garnet is unique because it’s typically colorless or very pale in color. This lack of color is due to the absence of the trace elements that usually give garnets their rich hues, like iron or chromium.

This type of garnet is quite rare. Its colorless nature also poses an interesting contrast to the commonly perceived image of garnets as deeply colored gems.

Where you can find leuco garnet

Notable locations of leuco garnet include parts of Italy and the United States.

Umbalite Garnet

round pinkish red umbalite garnet
Umbalite provided by MavkaGemStore

Umbalite garnet is a captivating variety of garnet, mainly composed of magnesium, aluminum, and iron. It falls under the broader category of pyrope-spessartine garnets and has its own set of intriguing characteristics.

This type of garnet is known for its striking color range that includes shades of pink, red, and purple. The variation in color is often due to the different amounts of magnesium and iron present, which influence the depth and tone of the color.

Umbalite garnet is its relatively high refractive index, which gives it a beautiful brilliance.

This, combined with its vibrant color palette, makes umbalite garnet a gemstone that is not only attractive for collectors but also offers an exciting exploration in the field of geology.

Where you can find umbalite garnet

Umbalite garnet is primarily found in the Umba Valley, located between Tanzania and Kenya. This region is famous for producing a variety of unique gemstones, including the sought-after umbalite garnet.

If you’re interested in finding gems yourself, we can help you find a gem mine near you.

Mali Garnet

yellow Mali garnet
Mali garnet provided by GeologicSpectrum

Mali garnet is a unique and relatively recent addition to the garnet family, made up of both grossular and andradite elements. This combination gives Mali garnet some distinct characteristics that set it apart from other garnets.

These garnets are known for their wide range of colors, including yellow, green, gold, and brown. The variation in color is influenced by the amounts of vanadium and chromium in the garnet, which can change its hue and saturation.

Mali garnet has exceptional brilliance and high dispersion, which is the ability to split light into multiple colors.

This makes Mali garnets particularly sparkling and eye-catching, especially when cut and polished, and a fascinating subject for those interested in the diverse world of gems and crystals.

Where you can find Mali garnet

Mali garnet is predominantly found in Mali, a country in West Africa.

Topazolite Garnet

oval cut brown-orange topazolite garnet
Topazolite garnet provided by SanofsunGems

Topazolite garnet is a vibrant member of the andradite group of garnets, known for its composition that includes calcium, iron, and silicon. This type of garnet is distinct within the broader garnet family due to its unique chemical makeup.

The striking thing about these garnets is their striking yellow to yellow-green color. The color variations in topazolite are primarily due to varying amounts of iron, which influence the intensity and tone of the yellow hue.

Topazolite garnet has a bright, glassy appearance, which makes it highly attractive to collectors.

Where you can find topazolite garnet

Topazolite garnet is primarily found in Italy, particularly in the Piedmont region. Additionally, this rare type of garnet has also been discovered in locations such as Russia and Madagascar.

Star Garnet

oval deep red star garnet cabochon
Star garnet provided by ELLEJEWELIN

Star garnet is a captivating variety within the diverse world of garnet types, primarily composed of elements like aluminum and iron. This type of garnet is part of the larger garnet family, each with its own distinctive characteristics.

Star garnets can range in color from deep red to purple and even black. The color variations are typically influenced by the amount and type of iron present in the mineral, which affects the depth and intensity of the color.

The defining feature of star garnet is the star-like pattern visible on its surface, known as asterism.

This occurs due to the presence of rutile inclusions within the garnet, which reflect light in a unique, star-shaped pattern, making it a fascinating gemstone for both collectors and geology enthusiasts.

Where you can find star garnet

Notably, Idaho is a known source of star garnets. They are also found in India.

Merelani Mint Garnet

pale green Merelani mint garnet
Merelani mint garnet provided by InnaGems

Merelani mint garnet is a stunning type of garnet, primarily composed of calcium, aluminum, and silicate. This type of garnet is distinct in the garnet family due to its unique chemical composition.

This particular kind garnet is most notable for its refreshing mint green color, a hue that’s quite rare in garnets. Its specific color is largely due to the presence of trace amounts of vanadium and chromium, which influence its distinctive green shade.

Merelani mint garnet has exceptional clarity, often being nearly flawless. This clarity, combined with its unique color, makes Merelani mint garnet particularly desirable among collectors and those fascinated by the world of minerals and gems.

Where you can find Merelani mint garnet

Merelani mint garnet is specifically found in the Merelani Hills of Tanzania.

Mozambique Garnet

triangular purplish red Mozambique garnet
Mozambique garnet provided by PlanetGemstones

Mozambique garnet is a captivating type of garnet, primarily composed of iron and aluminum. This particular garnet is part of the larger family of garnets, each with its own unique characteristics.

Mozambique garnets are known for their deep, rich red color that sometimes has a hint of purple or orange. The color variations are mainly due to the amount of iron in the garnet, which affects the intensity and hue of the red.

In addition to their color, these garnets have excellent clarity, making them particularly appealing.

This clarity, combined with its deep color, makes Mozambique garnets a favorite among those who appreciate the beauty and diversity of minerals and gems.

Where you can find Mozambique garnet

Mozambique garnet, as its name suggests, is primarily found in Mozambique.

About Dr. Keith Jackson - Geology PhD

Keith Jackson is an avid rockhound who is constantly exploring new sites to expand his collection. He has worked as a professional Geologist for over 20 years and holds a PhD in Geology from the University of Nebraska-Lincoln, a Masters Degree in Geology from the University of Nebraska-Lincoln, and a Bachelors Degree in Geology from the University of Connecticut.

Leave a Comment