Quartz Family · uncommon
Blue Lace Agate
Blue Lace Agate is a pale blue and white banded chalcedony variety valued for soft lace-like banding.
Also known as: blue agate, banded chalcedony, lace agate.
Blue Lace Agate properties at a glance
| Type | Quartz Family |
|---|---|
| Chemical formula | SiO2 |
| Mohs hardness | 7 |
| Crystal system | hexagonal |
| Luster | waxy |
| Streak | White |
| Cleavage | None |
| Fracture | Conchoidal |
| Specific gravity | 2.6 |
| Transparency | translucent |
| Common colors | Pale Blue, White, Blue, Gray |
| Rarity | uncommon |
Geology & background
Forms as silica-rich fluids deposit fine chalcedony bands in cavities or fractures, with trace impurities creating pale blue color.
Blue Lace Agate is a modern lapidary and collector trade name associated with decorative chalcedony.
How to identify Blue Lace Agate
- Look for the distinctive color, pattern, and translucency associated with Blue Lace Agate.
- Photograph a fresh or polished surface in natural light and avoid glare.
- Use hardness, luster, fracture, and locality together; many chalcedony trade varieties overlap visually.
Full Blue Lace Agate identification guide: checklist, home tests and look-alikes →
Blue Lace Agate vs similar stones
Not sure it isn't something else? Side-by-side comparisons with the stones most often confused with Blue Lace Agate.
Where Blue Lace Agate is found
Blue Lace Agate is a trade or collector label that may vary by locality; verify provenance when a source locality is important.
How much is Blue Lace Agate worth?
| Entry-level specimen | $8 |
|---|---|
| Typical collector specimen | $35 |
| Premium specimen | $250+ |
Value depends on size, condition, color, pattern, locality, preparation, and provenance. Treat this as educational guidance, not an appraisal.
Common uses
- Jewelry
- Cabochons
- Tumbled stones
- Display specimens
Interesting facts
- Recognized by soft blue color and delicate white banding.
- Often sold as cabochons, tumbled stones, and display pieces.
- Color intensity and clean banding drive collector appeal.
Care & safety
Treat Blue Lace Agate as a collector specimen unless hardness, cleavage, and fracture are confirmed.
Avoid inhaling dust. Do not cut, grind, or polish unknown specimens without eye protection and a properly rated respirator.
Blue Lace Agate FAQ
What is Blue Lace Agate?
Blue Lace Agate is a pale blue and white banded chalcedony variety valued for soft lace-like banding.
How much is Blue Lace Agate worth?
Entry-level Blue Lace Agate specimens sell for around $8, a typical collector specimen for about $35, and premium pieces for $250 or more. Value depends on size, condition, color, pattern, locality, preparation, and provenance. Treat this as educational guidance, not an appraisal.
How hard is Blue Lace Agate?
Blue Lace Agate has a Mohs hardness of 7. It scratches glass and a steel knife and cannot be scratched by a steel file.
Where is Blue Lace Agate found?
Notable sources of Blue Lace Agate include Brazil, India, Madagascar, USA, and Australia. Forms as silica-rich fluids deposit fine chalcedony bands in cavities or fractures, with trace impurities creating pale blue color..
What is Blue Lace Agate used for?
Blue Lace Agate is used for jewelry, cabochons, tumbled stones, and display specimens.
