- 10
- 15
- 20
- 25
- 30
- 50
- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
Sort by:
- Featured
- Most relevant
- Best selling
- Alphabetically, A-Z
- Alphabetically, Z-A
- Price, low to high
- Price, high to low
- Date, old to new
- Date, new to old
-
33.00 Ct Ametrine | Cushion Cut Bolivian Gemstone
Discover the impressive beauty of this 33.00-carat Ametrine from Bolivia, featuring a classic Cushion cut and substantial dimensions of 18.8 × 15.9 × 13.8 mm. Known for its distinctive combination of amethyst and citrine color zones, this large loose Ametrine is an eye-catching choice for...- $825.00
- $825.00
- Unit price
- / per
-
26.40 Ct Ametrine | Pixel Cut Bolivian Gemstone
Discover the distinctive beauty of this 26.40-carat Ametrine from Bolivia, featuring a modern Pixel cut and impressive dimensions of 20.6 × 15.4 × 11.5 mm. Ametrine is known for its natural combination of amethyst and citrine color zones, giving this large loose gemstone a distinctive...- $660.00
- $660.00
- Unit price
- / per
-
26.25 Ct Ametrine | Emerald Cut Bolivian Gemstone
Discover the striking beauty of this 26.25-carat Ametrine from Bolivia, featuring a classic Emerald cut and impressive dimensions of 20 × 16.2 × 11.3 mm. This large loose Ametrine showcases the natural combination of amethyst and citrine color zoning, creating a distinctive appearance for statement...- $500.00
- $500.00
- Unit price
- / per
-
15.85 Ct Natural Ametrine - Ascher Cut Bolivian Bicolor Gemstone
Discover the distinctive beauty of this impressive 15.85-carat Ametrine from Bolivia, featuring an Ascher-style square cut and substantial dimensions of 15 × 15 × 11.1 mm. Ametrine is known for its naturally contrasting combination of amethyst and citrine color zones, giving the gemstone a distinctive...- $412.00
- $412.00
- Unit price
- / per
-
14.95 Ct Natural Ametrine – Heart-Shaped Bicolor Loose Gemstone
Discover the distinctive beauty of this 14.95-carat natural ametrine gemstone from Bolivia, featuring a captivating combination of purple and yellow color zones in an elegant heart-shaped cut. Ametrine is a unique bicolor quartz gemstone that naturally combines the characteristic colors associated with amethyst and...- $400.00
- $400.00
- Unit price
- / per
-
10.90 Ct Heart Shape Ametrine – Natural Bolivian Gemstone - Purplish Pink
Discover the distinctive beauty of this 10.90-carat Ametrine from Bolivia, featuring an elegant Heart shape and a generous gemstone size. Measuring 13.87 × 15.22 × 10.33 mm, this loose Ametrine offers a unique combination of size, shape, and natural character. The romantic Heart shape...- $335.00
- $335.00
- Unit price
- / per
-
Purplish Pink
Natural Loose Ametrine Gemstones
Unleash the unique look of loose ametrine gems at Gemstones Island. Ametrine is a unique type of quartz that features both the violet tones of amethyst and golden-yellow tones of citrine in one gemstone. Due to its distinct color, ametrine looks special and makes an unusual stone for jewelers, gemstone enthusiasts, and people who wish to purchase something new for themselves, in contrast with other usual gemstones of single colors.
In case you intend to purchase ametrine online, choosing loose gemstones allows you the opportunity to choose a stone depending on the color composition, cut, shape, dimensions, and carat of your choice. If you want to have a unique natural bicolor ametrine quartz in your ring or emerald cut ametrine stone in your necklace, try comparing particular loose gems.
What Is Ametrine?
Ametrine is a naturally occurring bicolored quartz which shows both purple amethyst and yellow or golden citrine colors in one crystal. The colors are formed due to different processes of formation of iron-based color centers in the quartz depending on the temperature. The result is a gemstone which may have either distinct separation of purple and golden zones or a gradual transition between the colors.
Buying natural bicolor ametrine instead of separate amethyst and citrine stones will enable you to get both colors in one gemstone. Appearance of each particular stone is unique – some have relatively equal purple-and-gold ratio, some have dominant one color. The cut is also an essential factor in the distribution of colors across the face of the stone.
Why Buy Loose Ametrine Gemstones?
With loose ametrine gemstones, you have the opportunity to pick the stone and then figure out its application in jewelry. You do not have to settle on a design but you can choose how the color zoning, proportions, shape, and carat weight of the gemstone would look before approaching a jeweler or choosing a setting for it.
Loose ametrine may prove especially interesting to customers who favor bicolor gemstones and a certain character of a gemstone. While shopping for ametrine, you need to consider the whole stone rather than just its size or price. The ratio of purple and golden colors, the quality of the cut, clarity, inclusions, and treatment information may all influence the appearance of the stone.
Reasons to consider a loose ametrine include:
-
Two colors in one gemstone: Purple and golden-yellow tones create a distinctive bicolor appearance.
-
Flexible jewelry design: Choose a stone first and build a ring, pendant, or other piece around it.
-
Different cuts and shapes: Explore emerald, oval, cushion, pear, and other cuts where available.
-
Individual stone selection: Compare color zoning, dimensions, transparency, and carat weight.
-
Collector appeal: Ametrine offers an interesting combination of two familiar quartz colors in one gemstone.
Ametrine Price Guide: What Determines the Price Per Carat?
The price of ametrine per carat will depend on various factors and not on a set price on the market. These include color balance, color saturation, clarity, cut quality, carat weight, and treatment information. For instance, two ametrines with the same weight can have different prices since their color pattern, clarity, and appearance is not the same.
The price of loose ametrine should be considered from the following aspects:
-
Color balance: The proportion of purple amethyst and golden citrine colors affects the overall appearance. Customers may like clear differentiation between the colors or more gradual blending.
-
Color intensity: Bright and nice colors can make the stone look great, although this is subjective.
-
Clarity and transparency: Visible inclusions, transparency, and appearance of the stone in general can influence its appeal.
-
Cut and proportions: Good cut can emphasize the colors and enhance the appearance of the gemstone.
-
Carat weight and dimensions: Larger stones may be more expensive in general, although weight does not determine the price or quality.
-
Treatment and disclosure: Customers need to know if the gemstone was treated and the information about that is provided.
How to Compare Ametrine Prices Online
When looking to buy ametrine or to determine the price of natural ametrine stones, consider the price given alongside the gemstone specifications. Consider the carat weight, dimensions, cut, color zones, clarity, and treatment given in the listing, and then compare it with another stone.
The price per carat can then be obtained by dividing the total price of the gemstone with the total carat weight. But this price per carat will not help much if there is no comparison between the specifications of the stones involved. Otherwise, it will just provide one price range without any specific information. This is why the price along with the specifications of each gemstone must be considered separately.
Natural Ametrine vs. Treated Ametrine
The buyer looking for an untreated ametrine gemstone should be aware of the treatment disclosure. The purple and golden hues of ametrine are related to color centers in quartz, and the appearance of quartz may also be influenced by the treatment process. But being naturally created does not mean that a product is not treated.
When buying the natural ametrine, differentiate between two different questions: whether the gemstone is natural or treated. These facts are not equivalent. If you need untreated gemstone, make sure of the disclosure of the seller and ask for documentation, if any. Before buying, consider:
-
If the gemstone is described as natural or synthetic.
-
If any heat treatment or other color treatment is disclosed.
-
If an independent gemological report is available.
-
If the photographs of the product correspond to the visible color zoning of the stone.
-
If the seller can clarify the treatment history of the gemstone.
Never think that the gemstone is not treated just because the product title is natural.
Bolivian Ametrine: Origin and Characteristics
Specifically, Bolivian ametrine has strong links with Bolivia, since ametrine has made a name for itself in Bolivia as one of the best known bicolored quartz stones. The purple and golden colors make it distinct and interesting among quartz stones, because some people like gems which have two different colors.
First, note that when making a purchase, even though it is known that Bolivian ametrine is associated with Bolivia, origin is one thing but not the only one. Other factors such as color, cut, dimensions, etc., will still play an important role when evaluating individual stones. Origin of any gemstone must only be noted if there is enough evidence regarding that.
So, if you need a certain stone, you can simply take into consideration the described origin which is mentioned in the description of the product and not assume that all ametrine stones come from Bolivia.
How to Choose the Right Ametrine Gemstone
The first step towards choosing the appropriate ametrine natural stone is knowing what you want to do with it. The specifications needed to create a statement ring may be completely different from those required to make a pendant or just a collectible piece. Before making your purchase, consider comparing the features of the stone against the needs of your design. Here are some guidelines you may use to assess loose ametrine:
-
Color zoning: Determine what you want, balanced purple and gold coloring or a stone that mostly features one color.
-
Cut: Choose the cut that will highlight the color zoning and match your design.
-
Shape: Think about emerald, oval, cushion, pear, or any other shape you may like based on your design.
-
Clarity: Consider the inclusions and the clarity as seen on photographs and other product descriptions.
-
Carat weight: Select the appropriate weight within your budget range and for the design.
-
Dimensions: Look at the dimensions such as length, width, and depth in case you need a stone to fit into a specific setting.
-
Treatment information: Consider what kind of treatment information you get from the seller.
-
Product photographs: Examine the gemstone using the photographs from different angles.
Taking these factors together helps you select a gemstone based on its actual characteristics rather than relying on one feature alone.
Ametrine Emerald Cut Loose Stones
The ametrine emerald cut is an attractive choice for those looking for a well-structured geometric design. The step-cut facet design may give rise to large expanses on the gemstone, where the division of colors into purple and gold becomes an important visual feature. This will depend upon the proportions of the gemstone and how its color zoning matches the cut.
The emerald-cut ametrine gemstone can be a good choice for rings, pendants, and custom jewelry design. Before buying a stone, evaluate its size and color zoning to ensure that the gemstone is right for the setting you have in mind. When purchasing a gemstone for specific jewelry, dimensions can be just as important as carat weight.
Not all cuts of ametrine showcase the gemstone equally; therefore, the emerald cut may not always be the best choice. Choose from among the cuts available.
Ametrine for Rings and Custom Jewelry
Ametrine used in ring creation allows getting two colors – purple and gold – in one stone. Such a combination may be beneficial for custom jewelry where the gemstone is supposed to play the role of the dominant element of jewelry. Finally, the outcome will depend on proportions, color combination, jewelry setting, and choice of metal for jewelry.
Also, loose ametrine may be considered for using in pendant or any other custom jewelry. In such a way, you will be able to choose the exact shape, size, and color combination for the gemstone. Here are several things to pay attention to when choosing ametrine for your ring:
-
Choose appropriate sizes in accordance with the ring setting.
-
Pay attention to the cut and position of purple and golden colors.
-
Ask your jeweler about the protection the chosen design will give to the gemstone.
-
Think about the ring's wear and follow proper care recommendations for gemstone.
-
Find out all information about the treatment of your stone before choosing the right way to clean it.
As ametrine has a Mohs hardness of 7, this stone is suitable for use in different jewelry types; however, proper care is required anyway.
Ametrine vs. Amethyst vs. Citrine
Ametrine, amethyst, and citrine are all varieties of quartz, but they differ in their visible color and the way buyers typically choose them for jewelry. Understanding these differences can help you decide which gemstone is better suited to your preferences.
|
Feature |
Ametrine |
Amethyst |
Citrine |
|
Typical color |
Purple and golden-yellow in one stone |
Purple to violet |
Yellow to golden-orange |
|
Main visual feature |
Bicolor appearance |
Purple color |
Yellow or golden color |
|
Mineral family |
Quartz |
Quartz |
Quartz |
|
Jewelry use |
Rings, pendants, custom designs |
Rings, earrings, pendants |
Rings, earrings, pendants |
|
What to compare |
Color zoning, cut, clarity, treatment |
Color, cut, clarity, treatment |
Color, cut, clarity, treatment |
If you prefer two colors in one gemstone, ametrine may suit your design better. If you want a more consistent purple or golden appearance, amethyst or citrine may be worth exploring instead.
Ametrine Meaning and Symbolism
Ametrine’s blend of the colors purple and gold has resulted in symbolic meanings that revolve around balance, contrast, and uniqueness. Some individuals prefer the stone for the way the colors give it an unique look, whereas others like it due to its relation to the familiar quartz stones amethyst and citrine.
Symbolic meanings and associations differ from one source to another and even from one person to another. These should be considered personal or cultural interpretations and not scientific properties of the gemstone.
If you are considering ametrine as a gift choice, then its two-color nature makes it an appropriate choice for someone who appreciates unique gemstones.
Is Ametrine a Birthstone?
Ametrine does not fall into the category of a classic birthstone associated with any month of the year like the amethyst for February or citrine for November. However, people have the choice to use ametrine stones for giving gifts or for making jewelry on special days such as birthdays.
Since ametrine is a combination of two color gemstones - amethyst and citrine, this gemstone might be liked by the person liking either of these gems. For choosing ametrine for gifting or for jewelry design, colors liking will be more helpful than birthstone designation..
Ametrine Care and Cleaning
Care will help to keep the look of your ametrine stone intact. Despite being rather durable, quartz is still prone to scratches and damage from a blow. It is especially necessary to take care of rings and other items of jewelry that might get hit while performing regular activities.
To clean your gemstone regularly, use lukewarm water, mild soap, and a soft brush and then rinse carefully and dry with a soft cloth. Do not use harsh chemicals and abrupt changes in temperature. If your gemstone is treated or you are not sure whether it is, consult with a professional jeweler about the best way to clean the gemstone before using ultrasonic or steam-cleaners.
To care for loose ametrine:
-
Keep the gemstone away from harder gemstones to protect it from scratches.
-
Guard against hard blows and do not drop the stone on hard surfaces.
-
Take off ametrine jewelry before engaging in strenuous activities.
-
Clean the stone gently without vigorous scrubbing.
Buy Ametrine Online at Gemstones Island
In case you order ametrine online, spend some time examining the gemstones that are available and study the specifics of each individual gemstone. Characteristics like color zoning, shape, cut, clarity, size, carat weight, as well as information on treatments, can assist you in choosing the right gemstone.
On Gemstones Island, consider loose ametrine gems that can be used for jewelry making, gemstone collection, and personal design. Whether you like the sharp purple and golden zones or the transition from one color to another is better for you, compare all available varieties and make your choice.
Remember to pay attention to product specifications, images, price, shipping, return policy before making an order. In case there is anything specific you would like to know regarding origin or treatments of the stone, ask the seller about it.
Frequently Asked Questions About Loose Ametrine
What is ametrine?
Ametrine is a form of bicolored quartz, which combines the purple color of amethyst with the golden yellow color of citrine within the same stone. It is widely used by those who have an interest in multi-colored gemstones.
Is natural ametrine real?
Yes, natural ametrine does occur. Yet, the description and appearance of the item alone cannot prove its origin or treatment. If such information is important for you, make sure that the seller provides such information and gemological certificates.
Where does ametrine come from?
Bolivia is particularly well known for ametrine. However, the stated origin of an individual gemstone should be supported by reliable product information or documentation.
What determines ametrine price per carat?
Price per carat may be influenced by color balance, color intensity, clarity, cutting, carat weight, treatment, and even pricing of the seller. Compare the full specifications of each stone and not only their carat weights.
Is ametrine suitable for rings?
Ametrine can be used in rings because quartz has a Mohs hardness of approximately 7. However, the gemstone should be set appropriately and protected from hard impacts and rough handling.
Is ametrine the same as amethyst and citrine?
Ametrine, amethyst, and citrine are all varieties of quartz. Ametrine is distinguished by displaying purple and golden-yellow colors in one gemstone, whereas amethyst is typically purple and citrine is typically yellow to golden-orange.
Is untreated ametrine available?
Untreated ametrine may be available, but buyers should not assume a gemstone is untreated unless the seller provides clear disclosure or supporting documentation. Confirm the treatment status of the specific stone before buying.
How should I clean ametrine?
Use lukewarm water, mild soap, and a soft brush for routine cleaning. Avoid harsh chemicals and sudden temperature changes, and seek professional advice if the gemstone has been treated or its treatment status is uncertain.











