Dyed Howlite & Magnesite
Dyed Howlite & Magnesite is treated howlite/magnesite, Ca₂B₅SiO₉(OH)₅ or MgCO₃ + dye. In the hand, it rates 3.5 (howlite) / 3.5 to 4.5 (magnesite) on the Mohs scale, and it runs turquoise blue and royal blue. Turquoise-blue stone with gray spiderweb veins where the dye pools darker, and soft enough for a knife to scratch easily.
Love Dyed Howlite & Magnesite? Meet Howlite.
Dyed Howlite & Magnesite is not something we carry. Howlite is the closest match in our collection, and every product page names its origin and grade.
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The geology.
Dyed Howlite & Magnesite carries the formula Ca₂B₅SiO₉(OH)₅ or MgCO₃ + dye. It belongs to the monoclinic (substrate) system. It is classed as treated howlite/magnesite.
It sits at 3.5 (howlite) / 3.5 to 4.5 (magnesite) on the Mohs scale. The surface reads dull to waxy. Light behavior is opaque. Specific gravity runs 2.5 to 3.0. The streak is white. It breaks with uneven fracture.
Turquoise-blue stone with gray spiderweb veins where the dye pools darker, and soft enough for a knife to scratch easily.
It turns up mostly as beads, tumbled, carvings or 'turquoise' skulls and cabs.
The origins.
Howlite (California, Canada) and magnesite (Brazil, Austria), dyed in processing hubs worldwide.
On value, the database notes: very affordable; deceptive only when sold as turquoise.
Traditional associations.
In energy work traditions, sold with turquoise's associations, the stone underneath is howlite or magnesite wearing paint.
This is lore, and we label it as lore. The measurable facts are further up the page.
Spotting the real thing.
Turquoise-blue stone with gray spiderweb veins where the dye pools darker, and soft enough for a knife to scratch easily.
This IS the classic fake turquoise; also dyed to imitate lapis, coral, and amazonite. Check beads at drill holes.
| Looks like | How to tell them apart |
|---|---|
| Turquoise | Real turquoise is harder (5 to 6), its matrix is brown-black rock (not soft gray veins), and acetone stays clean |
| Sodalite/lapis | Dyed-blue versions lack pyrite and streak white with dye traces |
| Magnesite | Undyed magnesite is the white 'brain stone', same warning applies |
At-home tests.
A loupe and a window seat settle most questions about dyed howlite & magnesite. No workshop required.
| Test | What you should see |
|---|---|
| Solvent swab | Acetone swab lifts blue dye |
| Scratch check | Knife scratches it easily (Mohs ~3.5) |
| By eye | Dye darkens in veins and drill holes |
| Acid check | Magnesite fizzes in warm vinegar |
Anything that scratches, burns or dissolves the piece is a lab job. Get it appraised rather than testing it apart.
Care & handling.
At 3.5 (howlite) / 3.5 to 4.5 (magnesite) on the Mohs scale this is a soft material. Keep it as a display piece, store it apart from harder stones, and skip daily-wear settings.
It breaks with uneven fracture, which is worth knowing before you set it or drop it.
Warm water and a soft cloth clean almost everything. Ultrasonic tanks, steamers and household cleaners are where pieces get ruined.
A deeper look.
Extended detail on composition, sourcing, authentication and market value.
The physical record
The formula on record is Ca₂B₅SiO₉(OH)₅ or MgCO₃ + dye. Crystal system: Monoclinic (substrate). Specific gravity: 2.5 to 3.0. Streak: White. Cleavage and fracture: Uneven fracture.
How it reaches the market
Howlite (California, Canada) and magnesite (Brazil, Austria), dyed in processing hubs worldwide.
What it gets confused with
Turquoise: Real turquoise is harder (5 to 6), its matrix is brown-black rock (not soft gray veins), and acetone stays clean. Sodalite/lapis: Dyed-blue versions lack pyrite and streak white with dye traces. Magnesite: Undyed magnesite is the white 'brain stone', same warning applies.
What it is worth
Very affordable; deceptive only when sold as turquoise.
Where buyers get caught
This IS the classic fake turquoise; also dyed to imitate lapis, coral, and amazonite. Check beads at drill holes.
One more thing
The fake even has its own trade name, 'turquenite', a fake so common it earned a label.
An education-first guide.
No product links here. We publish this guide from our research and years of experience with crystals, so you can understand this stone wherever you find it.
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