The Problem with Fake Larimar
Larimar is one of the rarest gemstones on Earth — and that rarity has a shadow side. As demand for this stunning Caribbean stone has grown, so has the market for imitations. Dyed howlite, blue-tinted resin, synthetic pectolite, and low-grade material sold as premium Larimar are increasingly common, especially on large online marketplaces and platforms that prioritize volume over authenticity.
If you're buying Larimar for its beauty, its rarity, or its energetic properties — getting the real thing matters. Here's how to tell them apart.
The Most Common Larimar Fakes
Dyed Howlite
The most common Larimar imitation by far. Howlite is a white, porous stone with grey veining that is naturally inexpensive and widely available. When dyed blue, it can superficially resemble Larimar — especially in photographs. However, it lacks Larimar's depth, luminosity, and the specific ocean-like swirling patterns that make genuine Larimar unmistakable.
Blue-Dyed Magnesite
Magnesite is another white, porous stone frequently dyed to mimic Larimar. Like howlite, it's lightweight and lacks the waxy luster of real Larimar.
Resin or Polymer Imitations
Lower-cost imitations are sometimes made from resin or polymer materials molded and painted to look like Larimar. These are often extremely lightweight, have a plasticky feel, and may show bubbles or uniform patterns that no natural stone would have.
Low-Grade Pectolite
Not all Larimar is equal. Pectolite without the distinctive blue coloration — or with very pale, washed-out color — is sometimes sold as "Larimar" at premium prices it doesn't deserve. Technically it's the same mineral family, but the quality and energetic resonance are very different.
How to Spot Real Larimar: 8 Key Tests
1. Look at the Pattern
Genuine Larimar has organic, flowing patterns — swirls, clouds, wave-like forms in blue, white, turquoise, and sometimes grey. The patterns have depth and variation. Fakes (especially dyed howlite) often have flat color with more angular, linear veining rather than fluid swirls.
2. Check the Color Depth
Real Larimar has color that feels three-dimensional — the blue has luminosity and depth, not just surface color. Dyed stones often look flat or have an artificial, overly uniform blue that doesn't vary across the surface. Look closely: does the color shift and deepen? Or does it look painted?
3. Feel the Weight
Larimar has a density consistent with natural stone. Resin and polymer imitations are noticeably lighter. If a piece feels too light for its size, be suspicious.
4. Temperature Test
Natural stone feels cool to the touch initially and warms slowly in your hand. Plastic and resin imitations reach body temperature almost immediately. Hold the piece and note how quickly it warms — natural Larimar will stay cool for longer.
5. Look for Natural Inclusions
Real Larimar will often have natural inclusions, minor surface variations, and slight irregularities. Perfection is a red flag in natural gemstones — if every piece from a seller looks exactly the same, they're likely not natural stones.
6. Check for Dye in Cracks
If you can examine the stone closely (or with a loupe), look for color pooling or intensification along cracks, crevices, or matrix lines. This is a telltale sign of dyed stone — natural Larimar's color is intrinsic to the mineral, not concentrated in fractures.
7. Research the Price
High-quality, genuine Larimar is not cheap. It is mined by hand in one remote location in the Dominican Republic. If a price seems too good to be true — especially for large, deeply colored pieces — it almost certainly is.
8. Ask the Seller
A reputable seller will be happy to tell you exactly where their Larimar is sourced, what grade it is, and provide a return policy if you're not satisfied with authenticity. Hesitation or vague answers are warning signs.
What Genuine High-Quality Larimar Looks Like
The best way to train your eye is to study authentic Larimar from reputable sources. Premium Larimar has:
- Rich, saturated ocean blue that varies across the surface
- Fluid, cloud-like white patterns with soft edges
- A slightly waxy to vitreous luster when polished
- Natural weight and cool temperature
- Unique variation — no two pieces are identical
A Note on Online Shopping
When buying Larimar online, look for sellers who photograph each individual piece (not stock photos), provide detailed descriptions of origin and grade, have transparent return policies, and have verifiable reviews from real customers. These are the markers of a seller who actually knows and respects what they're selling.
Shop Authentic Larimar with Confidence
At Brie & Marie, every Larimar piece is individually photographed, authentically sourced, and sold with integrity. Browse our Larimar jewelry collection and shop with full confidence — we stand behind every stone we sell.