Herkimer quartz Silver bracelet - Height: 7.5 cm - Width: 5 cm- 14.39 g - (1)

04
days
18
hours
54
minutes
08
seconds
Current bid
€ 20
No reserve price
Antonio Rapisarda
Expert
Selected by Antonio Rapisarda

Holds a master’s in chemistry with 25 years’ experience in minerals consulting.

Estimate  € 150 - € 200
ES
€20
BE
€15
ES
€10

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Open silver bracelet with three natural Herkimer quartz crystals from Brazil.

AI-assisted summary

Description from the seller

Overview
Open bracelet with a minimalist design in silver featuring three natural Herkimer crystals, known for their transparency and double-terminated crystal form. An elegant and sober piece where the visual strength lies in the mineral’s purity.

2. Measurements and weight
Measurements: 7x 5x 1
Weight: 14.39

3. Mineral identification
Herkimer quartz (high-purity quartz variety with natural terminations).

4. Chemical formula
SiO₂

5. Hardness and density
Hardness: 7 (Mohs scale)
Approximate density: 2.65 g/cm³

6. Visual and geological reading
Herkimer crystals are characterized by natural growth with double termination, not requiring cutting. In this piece, the original prismatic shapes are evident, with slight internal inclusions that confirm its natural, untreated origin.

7. Mineral history
Herkimer crystals owe their name to Herkimer County (New York, USA), where specimens of high transparency were discovered as early as the 18th century. They have historically been valued by collectors and jewelers for their natural, perfect formation, which sets them apart from other quartz.

8. Mounting and craftsmanship
Open rigid bracelet in silvered metal with a matte finish, designed to highlight the mineral without interference. The setting respects the natural shape of Herkimer, with no artificial cutting.

9. Design and aesthetics
Contemporary, minimalist aesthetic. The arrangement of three crystals creates visual balance, imparting discreet elegance and versatility for daily wear or a collection.

10. Authenticity and tests
Uncut crystals with natural geometry
Irregular internal inclusions
Characteristic transparency of authentic Herkimer
Market offerings include glass or treated quartz imitations; this piece features characteristics consistent with natural material.

11. Condition
Excellent condition, from an unused stock.

12. Provenance
Commercial-origin piece based on natural Herkimer crystals, selected for clarity and formation.

13. Market, scarcity and investment
Authentic Herkimer crystals, especially when mounted to respect their natural form, are increasingly valued. Their combination of aesthetics and authenticity reinforces interest in both jewelry and collection.
Authentic specimens, especially in well-mounted pieces, are becoming less frequent, which reinforces their potential for value appreciation.

14. Origin recognition
These pieces represent the interaction between natural geological processes and human work in extraction and selection, where origin effort is essential.

15. Care and conservation
Avoid direct blows to the crystals. Clean with a soft cloth without abrasive products to preserve the quartz’s natural luster and the metal’s finish.

16. Conclusion
A piece that combines mineral purity, minimalist design, and authenticity, ideal for personal use or collection.
Choosing an authentic piece is not just a purchase; it’s a mindful decision that combines beauty, discernment, and real value.

Overview
Open bracelet with a minimalist design in silver featuring three natural Herkimer crystals, known for their transparency and double-terminated crystal form. An elegant and sober piece where the visual strength lies in the mineral’s purity.

2. Measurements and weight
Measurements: 7x 5x 1
Weight: 14.39

3. Mineral identification
Herkimer quartz (high-purity quartz variety with natural terminations).

4. Chemical formula
SiO₂

5. Hardness and density
Hardness: 7 (Mohs scale)
Approximate density: 2.65 g/cm³

6. Visual and geological reading
Herkimer crystals are characterized by natural growth with double termination, not requiring cutting. In this piece, the original prismatic shapes are evident, with slight internal inclusions that confirm its natural, untreated origin.

7. Mineral history
Herkimer crystals owe their name to Herkimer County (New York, USA), where specimens of high transparency were discovered as early as the 18th century. They have historically been valued by collectors and jewelers for their natural, perfect formation, which sets them apart from other quartz.

8. Mounting and craftsmanship
Open rigid bracelet in silvered metal with a matte finish, designed to highlight the mineral without interference. The setting respects the natural shape of Herkimer, with no artificial cutting.

9. Design and aesthetics
Contemporary, minimalist aesthetic. The arrangement of three crystals creates visual balance, imparting discreet elegance and versatility for daily wear or a collection.

10. Authenticity and tests
Uncut crystals with natural geometry
Irregular internal inclusions
Characteristic transparency of authentic Herkimer
Market offerings include glass or treated quartz imitations; this piece features characteristics consistent with natural material.

11. Condition
Excellent condition, from an unused stock.

12. Provenance
Commercial-origin piece based on natural Herkimer crystals, selected for clarity and formation.

13. Market, scarcity and investment
Authentic Herkimer crystals, especially when mounted to respect their natural form, are increasingly valued. Their combination of aesthetics and authenticity reinforces interest in both jewelry and collection.
Authentic specimens, especially in well-mounted pieces, are becoming less frequent, which reinforces their potential for value appreciation.

14. Origin recognition
These pieces represent the interaction between natural geological processes and human work in extraction and selection, where origin effort is essential.

15. Care and conservation
Avoid direct blows to the crystals. Clean with a soft cloth without abrasive products to preserve the quartz’s natural luster and the metal’s finish.

16. Conclusion
A piece that combines mineral purity, minimalist design, and authenticity, ideal for personal use or collection.
Choosing an authentic piece is not just a purchase; it’s a mindful decision that combines beauty, discernment, and real value.

Details

Number of objects
1
Main mineral
Herkimer quartz
Mineral form
Silver bracelet
Weight
14.39 g
Country of origin
Brazil
Height
7.5 cm
Width
5 cm
Depth
1 cm
SpainVerified
126
Objects sold
96.67%
Private

Disclaimer

It is believed that certain gemstones and minerals have beneficial health and spiritual properties. However, using or wearing gemstones or minerals does not mean that you can treat, cure or prevent any disease. Please consult your health care professional for information on health care issues and do not stop any medications or courses of treatment, without first consulting your health care professional. The use of gemstones or minerals as a wellness therapy is one of personal choice. While stones or crystals have been used historically to relieve or prevent symptoms, the objects sold on our website offer no guarantee of results. Therefore, Catawiki cannot guarantee or be held liable for the effectiveness of these objects sold herein.

It is believed that certain gemstones and minerals have beneficial health and spiritual properties. However, using or wearing gemstones or minerals does not mean that you can treat, cure or prevent any disease. Please consult your health care professional for information on health care issues and do not stop any medications or courses of treatment, without first consulting your health care professional. The use of gemstones or minerals as a wellness therapy is one of personal choice. While stones or crystals have been used historically to relieve or prevent symptoms, the objects sold on our website offer no guarantee of results. Therefore, Catawiki cannot guarantee or be held liable for the effectiveness of these objects sold herein.

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