Black Agate Faceted Bicone Beads Strands, Approx 8mm, 38cm/strand
- Shape: Bicone
- Lead Color: Black
- Embellishment: Faceted
- Type: Loose Beads
- Treatment: Dyed

Product Description:
Add sleek, sophisticated elegance with brilliant faceted sparkle to your jewelry designs with our Black Agate Faceted Bicone Beads Strands. These stunning beads feature natural black agate – a beautiful variety of banded chalcedony prized for its deep, rich black to charcoal-black, dark grey, and raven tones, often featuring subtle white, grey, or translucent banding that adds depth and natural character. The faceted bicone shape combines the elegance of a tapered, double-cone silhouette with precision-cut facets that catch and reflect light beautifully from every angle, creating exceptional brilliance and sparkle.
Black agate is a natural gemstone known for its grounding energy and remarkable versatility. Unlike many other black gemstones that are opaque and matte, black agate often displays subtle banding and a glossy finish that catches the light beautifully. The natural stone is carefully shaped into bicone beads – a faceted, double-cone shape that is wider at the center and tapered at both ends – then precision-faceted to enhance its natural beauty and luster.
These strands are a favorite among professional jewelry designers, modern minimalists, and anyone seeking a grounding, protective gemstone with timeless appeal. The faceted bicone shape adds texture, brilliance, and visual interest to any project. Each strand measures approximately thirty-eight centimeters in length, strung and knotted for safe shipping.
Why Jewelry Makers Choose These Black Agate Faceted Bicone Beads:
Deep Black Color: Rich black, charcoal-black, dark grey, and raven tones – sleek, sophisticated, and versatile.
Subtle Natural Banding: Delicate white, grey, or translucent bands that add depth – each bead is unique.
Stunning Bicone Shape: Double-cone silhouette with precision-cut facets creates brilliant sparkle from every angle.
Genuine Natural Black Agate: Authentic banded chalcedony – no dyes, no synthetics.
Good Durability: Black agate is durable enough for everyday wear.
Consistent Size: Perfect for necklaces, bracelets, earrings, and versatile everyday designs.
Ready-to-Use Strand: Simply cut, arrange, and create.
Versatile Applications: Perfect for modern minimalist jewelry, monochromatic designs, men's bracelets, unisex accessories, stacking bracelets, meditation malas, and sophisticated handmade gifts.
Metaphysical & Spiritual Appeal (Optional – include if relevant to your audience):
Black agate is known as a stone of grounding, protection, and emotional balance. It is believed to provide grounding and stability during times of change, absorb negative energy and provide emotional protection, promote mental clarity, focus, and practical problem-solving, and balance yin and yang energies. Unlike many other black stones that are purely protective, black agate is also prized for its gentle, nurturing energy.
Specifications:
Material: Natural Black Agate
Shape: Faceted Bicone
Approximate Size: Eight millimeters
Strand Length: Approximately thirty-eight centimeters
Hole Size: Compatible with most jewelry wire and cord
Bead Count per Strand: Approximately forty-five to fifty beads
Grade: AA
Hardness: Durable for everyday wear
Visual Characteristics:
Colors: Black, charcoal-black, dark grey, raven black, deep grey – with subtle white, grey, or translucent banding
Shape: Bicone – wider at center with tapered ends, faceted surface
Effect: Faceted bicone cut creates exceptional brilliance and sparkle from all angles
Finish: High polish with precision faceted surfaces
Included in Package:
One full strand of Black Agate Faceted Bicone Beads – approximately eight millimeters, thirty-eight centimeters in length – securely strung and double-knotted for safe shipping.
Care Instructions:
Clean gently with a soft, damp cloth. Avoid ultrasonic cleaners, harsh chemicals, and prolonged water exposure. Black agate is durable but should be stored away from harder gemstones to prevent scratching.
Shop with Confidence:
We hand-select each strand for even color distribution and consistent faceting. Wholesale pricing available for orders of 100+ strands – contact us for a custom quote.
🖤✨ What are Black Agate Faceted Bicone Beads?
These sophisticated beads feature genuine natural black agate in a precision faceted bicone shape.
About Black Agate:
Black agate is a variety of banded chalcedony – a cryptocrystalline form of quartz – characterized by its deep black to charcoal-black appearance and subtle, delicate banding in shades of white, grey, or translucent layers. Unlike many other black gemstones that are opaque and solid, black agate often reveals beautiful hidden bands when light passes through the stone. Agate is one of the oldest known gemstones, used in jewelry and amulets for thousands of years. Black agate, in particular, is prized for its grounding, protective properties and its sleek, modern aesthetic. Major sources include Brazil, India, Madagascar, Uruguay, and the United States.
About the Bicone Shape:
The bicone, also known as double-cone, is a faceted bead shape that is wider at the center and tapers to points at both ends. This elegant silhouette creates exceptional light reflection and sparkle, as the angled facets catch light from multiple directions. The bicone shape is highly prized by jewelry designers for its vintage-inspired elegance and brilliant shine.
Black Agate vs. Similar Stones:
| Stone | Appearance | Key Difference |
|---|---|---|
| Black Agate | Black with subtle banding | Banded chalcedony |
| Black Obsidian | Jet black, glassy | Volcanic glass, no banding |
| Black Onyx | Solid black, uniform | Chalcedony with parallel bands |
| Black Jasper | Opaque, matte black | No banding, different texture |
| Hematite | Metallic grey-black | Man-made or natural, metallic sheen |
Important Care Reminder:
Clean with a soft, damp cloth. Avoid ultrasonic cleaners and harsh chemicals. Black agate is durable, making it suitable for everyday wear.
Perfect for Minimalist and Men's Jewelry:
The combination of black agate's sleek, sophisticated darkness and brilliant bicone faceted sparkle makes these beads perfect for modern minimalist designs, monochromatic pieces, men's bracelets, unisex accessories, and any project needing a bold, elegant, distinctive touch.

