Faceted amethysts, 6×4 mm octagonal cut. Uniform deep violet. Selected stock from a wholesale lapidary market. Available in lots.
Piece Details
| Mineral |
Amethyst (violet variety of quartz, SiO₂) |
| Dimensions |
6×4 mm (tolerance ±0.5 mm) |
| Shape and Back |
Faceted octagonal, faceted back |
| Finish |
Faceted mirror polish |
| Hardness |
7 Mohs — suitable for pendants and earrings; for rings, we recommend a closed bezel setting |
| Origin |
Material acquired from a wholesale lapidary market (India / Brazil) |
| Treatment |
Untreated |
| Piece Type |
Available in lots |
About This Specific Piece
The octagonal cut maximizes the reflective surface with an 8-sided cut that amplifies the violet of the amethyst under artificial light. The 6×4 mm size is the standard format for small 925 silver settings: it fits into pre-made casings for stud earrings and delicate rings.
The violet of these amethysts is medium-intense — without the dull tone of lower qualities. The saturation is maintained in both diffused and focused light.
What Mounts It Works For
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Bezel or Box Setting (925 silver) — the 6×4 mm format fits standard mounts for octagonal cuts; minimal adaptation needed.
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Stud Earrings / Delicate Rings — the small size maintains visual balance without overpowering the piece.
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Fine Wire Wrap — possible with 28-26 AWG wire around the faceted perimeter.
Amethyst in Lapidary Tradition
Amethyst has accompanied kings and religious figures for centuries: the Greek term amethystos ("not intoxicated") reflects the ancient belief that it protected against excesses. Medieval episcopal rings were commonly made with amethyst, making it the stone of serene judgment and moderation. In crystal tradition, amethyst is associated with wisdom, calm, and mental clarity — the stone of those who think before acting.
The symbolic properties attributed to minerals belong to cultural and historical traditions. They are shared for educational purposes, not as medical advice or a substitute for professional care.
How to Recognize Genuine Amethyst
Natural amethyst has color distribution in zones — under magnification, the violet is concentrated in sectors of the crystal, not 100% uniform. Purple glass is perfectly uniform and has internal bubbles; hydrothermal synthetic amethyst is uniformly perfect and without inclusions. A hardness of 7 Mohs easily scratches glass (5.5).
Frequently Asked Questions
Is it natural or synthetic amethyst?
Natural. No detectable treatment. Declaration based on lapidary observation; the piece does not include formal gemological certification.
What mount formats does it fit?
For standard 6×4 mm octagonal cut mounts. Compatible with pre-made casings of that size available from 925 silver wholesalers.
Are the dimensions exact?
Nominal dimensions 6×4 mm. As it is uncalibrated lapidary stock, there may be a variation of ±0.5 mm between pieces in the lot.
What makes the octagonal cut different?
It produces a different optical effect than oval or round: each facet reflects light at a different angle, generating a more dynamic sparkle as the piece moves.
How is it cared for?
Amethyst can fade with prolonged exposure to direct sunlight. Store in an opaque case. Clean with warm water and neutral soap. More details on jewelry care.
See also: cabochon collection · faceted gemstones.
