Table of Contents
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Lead Glass Filled Rubies: What Are They?
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Why Lead Glass is Used in Rubies
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Value and Price of Lead Glass Filled Rubies
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Reasons Some Buyers Prefer Lead Glass Filled Rubies
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Benefits of Lead Glass Filled Rubies
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Lead Glass Filled Rubies vs. Natural Rubies
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Lead glass filled rubies Care and Maintenance
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Frequently Asked Questions (FAQs)
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Conclusion
Lead Glass Filled Rubies: What Are They?
What Are Lead Glass Filled Rubies?
Lead glass-filled rubies, also known as composite rubies or fracture-filled rubies, are actually rubies that have been colorized and cleared by use of lead glass or any sort of filler. This process could make low-quality rubies appear brighter and clearer at least, or even be more attractive, thus rendering them a cheap substitute to high-grade, untreated rubies.
How Lead Glass Filling Works
The Process Behind Lead Glass Filling
Heat lower quality rubies to fill the fractures with lead-based glass or other silica-based materials. This process enhances the color of the stone and makes the ruby appear free of many inclusions.
Lead Glass Filling Process Steps
- Choice of Low-Quality Rubies: Rubies having lots of fractures and inclusions are selected.
- Preheating and Cleaning: The ruby is cleaned and heated to prepare it for filling.
- Lead glass Infusion: The ruby is immersed in a lead glass solution that flows into the fractures.
Polishing and Setting: The filled ruby is then polished to make it more brilliant with increased clarity.
Why Lead Glass is Used in Rubies
Lead glass is the preferred choice because its refractive index is closely aligned with that of the ruby, making it virtually merge with the natural substance with minimal visual impact caused by inclusions.
How to Detect Lead Glass Filled Rubies
Physical and Visual Features
- Colour Heterogeneity: Lead glass filled rubies have heterogeneity in color distribution.
- Presence of Bubbles and Swirls: According to the type of filling, small bubbles or swirls may be found in the glass.
- Less Transparency under UV light: These rubies would seem dumpy under UV light as it has a glass filling.
Lab Testing and Certifications
Lead glass filled rubies can be identified by only reliable gemological laboratories that have advanced testing methods to analyze these rubies under magnification and spectroscopy.
Value and Price of Lead Glass Filled Rubies
Market Value of Lead Glass Filled Rubies
Lead glass filled rubies are relatively cheaper as compared to any ruby that remains untreated or even heat-treated. Due to the low durability of lead glass-filled rubies and regarding the lack of proper clarity, they are much more affordable in price, hence very easily achievable for those pursuers who wish to own a look beautiful ruby.
Price Determinant Factors:
- Level of Treatment: Rubies that have minimal amount of filling are more expensive.
- Clarity and Color: The value of the ruby after treatment mainly depends on the general color.
- Size: Huge stones cost much more but substantially less than untreated stones.
Reasons Some Buyers Prefer Lead Glass Filled Rubies
- Affordability: Lead glass filled rubies are much cheaper as compared to the untreated kind.
- Eye Appeal: They provide red color with clarity similar to high-quality rubies.
- Larger Size Stones Available: This allows a larger stone to be purchased within an individual budget.
Benefits of Lead Glass Filled Rubies
Benefits
- More Elongated: They appear more brilliant and have much more clarity.
- Low Cost: These rubies are sold in a small percentage of untreated rubies.
- Various Sizes and Forms: Lead glass filling can be done in a different range of larger sizes
Demerits
- Less Hard: The rubies filled by lead glass are less harder in comparison to the untreated ones.
- Sensitivity to Special Care: They are damaged by heat, pressure and some chemicals.
- Low Resale Value: The treated characteristic of the rubies reduces them in the resale market.
Lead Glass Filled Rubies vs. Natural Rubies
Comparison of Appearance
Lead glass filled rubies can appear as natural rubies at first sight. They are, however observable closer where inclusions and bubbles are noted.
Durability and Longevity
Unfilled rubies are quite durable and hard wearing for the day to day but lead glass filled rubies are softer and can get easily damaged.
Investment Value
The investment value of the unwelled rubies is also something which the investors and collectors appreciate. It’s simply because they are rare naturally, and they are meant to last.
Lead glass filled rubies Care and Maintenance
Working tips to preserve the beauty of your Filled Ruby Get Total Care of Lead Glass Filled Rubies
- Avoid High Heat: Never expose them to high heat or direct sunlight end.
- Mild Cleaners: Cleaning is to be done with a soft cloth and a mild soap. Ultrasonic and steam cleaners should not be used.
- Storage: Lead glass filled rubies should be stored away from harder stones to avoid scratching.
Common Mistakes to Avoid
- Exposure to Harsh Chemicals: House cleaning agents can hurt the stone.
- Abrasive Cloths or Brushes: Cleaning should always be done with soft, non-abrasive cloth.
- For Sports or Exercise: Never engage in any form of sport or physical activity where you may hit the stones.
Frequently Asked Questions (FAQs)
1. What are Lead Glass Filled Rubies?
Lead glass filled rubies are natural rubies that have undergone a treatment where fractures are filled with lead-based glass or silica material. This enhances the ruby’s color and clarity, making it look more vibrant and transparent.
2. Are Lead Glass Filled Rubies real rubies?
Yes, lead glass filled rubies are real rubies. However, they are enhanced with glass filling to improve their appearance. This process makes them different from untreated, natural rubies.
3. How are Lead Glass Filled Rubies created?
The process involves heating low-quality rubies with significant fractures and then filling those fractures with lead glass. This improves the stone’s clarity and color, giving it an appearance closer to higher-grade rubies.
4. Why is lead glass used in rubies?
Lead glass has a refractive index close to ruby, making it ideal for filling fractures without creating a noticeable difference. This helps minimize visible inclusions, enhancing the ruby’s clarity and overall look.
5. How can I tell if a ruby is lead glass filled?
Lead glass filled rubies often show tiny bubbles, or color inconsistencies under magnification. They may also appear less transparent under UV light. A certified gemologist or lab report can confirm if a ruby has undergone lead glass filling.
6. How do Lead Glass Filled Rubies compare to untreated rubies in terms of value?
Lead glass filled rubies are typically much more affordable than untreated or even heat-treated rubies. However, they are also less durable and hold less resale value.
7. What are the main benefits of buying Lead Glass Filled Rubies?
The primary benefits are affordability and visual appeal. They provide a cost-effective option for those who want a larger ruby with an enhanced color and clarity without the high price tag of a natural ruby.
8. Are there any downsides to Lead Glass Filled Rubies?
Yes. The filling material makes these rubies less durable than untreated ones, so they are prone to scratches, chipping, and damage from heat and chemicals. They also have lower resale value due to the treatment.
9. Do Lead Glass Filled Rubies need special care?
Yes, they require extra care. Avoid exposing them to high heat, household chemicals, and ultrasonic or steam cleaners. Clean them gently with a mild soap solution and soft cloth to maintain their appearance.
10. Can Lead Glass Filled Rubies be repaired if damaged?
Minor damage can sometimes be repaired by re-filling the ruby with lead glass, but it’s best to consult a professional. Severe fractures may not be repairable.
11. Are Lead Glass Filled Rubies suitable for everyday wear?
While they can be worn regularly, they are less durable than untreated rubies, so caution is advised. Avoid wearing them during activities where they could be knocked or exposed to harsh conditions.
12. What is the resale value of Lead Glass Filled Rubies?
Lead glass filled rubies generally have lower resale value compared to untreated or minimally treated rubies. Collectors and buyers often prefer natural stones, which are rarer and more valuable over time.
13. Can Lead Glass Filled Rubies be mistaken for synthetic rubies?
They can sometimes be confused with synthetic rubies due to their enhanced appearance. However, synthetic rubies are entirely lab-created, while lead glass filled rubies are natural stones with a filling treatment. Proper gem testing can differentiate the two.
14. Are Lead Glass Filled Rubies certified?
Yes, many reputable gemological laboratories offer certifications for lead glass filled rubies, clearly indicating the treatment type. These reports help buyers understand the stone’s enhancements and value.
15. Why are Lead Glass Filled Rubies popular?
They are popular because they offer an affordable and visually appealing alternative to high-quality rubies. For buyers on a budget, they provide a way to enjoy the color and look of a ruby at a fraction of the cost.
16. Can lead glass filling affect a ruby’s color over time?
While the ruby’s natural color remains stable, the glass filling may discolor or deteriorate if exposed to harsh chemicals or high heat over time. Proper care can help preserve the stone’s appearance.
17. Are there different quality levels within Lead Glass Filled Rubies?
Yes, the degree of treatment and the amount of filling can vary. Some rubies may have minimal filling, while others have extensive filling, impacting the ruby’s overall value and durability.
18. How durable are Lead Glass Filled Rubies?
They are less durable than untreated rubies. The lead glass filling can be more susceptible to scratches, cracking, and chemical reactions, which can impact the gem’s appearance if not carefully maintained.
19. Can Lead Glass Filled Rubies be used in engagement rings?
They can be used in engagement rings, but due to their fragility, they are not recommended for daily wear settings like engagement rings. It’s better to choose a more durable ruby for a ring that will be worn daily.
20. How should Lead Glass Filled Rubies be stored?
Store them separately from other jewelry to prevent scratching and impact damage. Use a soft pouch or separate compartment to protect them from harder gems like diamonds or sapphires.
Conclusion
Lead glass filled rubies offer an affordable and visually appealing option for those who wish to wear a vibrant red gemstone without the high cost associated with natural or minimally treated rubies. Although they require extra care and may not hold the same resale value, lead glass filled rubies are a practical choice for fashion and jewelry enthusiasts. By understanding their unique qualities, buyers can make informed decisions and enjoy the beauty of these stunning, treated gemstones.
how much would a very red 7.3 glass filled ruby be worth.
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