Lapis lazuli vs Turquoise
ラピスラズリとターコイズはどちらも人気の青色宝石です。ラピスラズリは硬度で優れ、ターコイズは輝きの面で魅力的です。
| Property | Lapis lazuli | Turquoise |
|---|---|---|
| Category | Semi-Precious Gems | Semi-Precious Gems |
| Primary Color | blue | blue |
| Mohs Hardness | 5.5 | 5.0–6.0 |
| Specific Gravity | 2.5 | 2.3 |
| Refractive Index | 1.5 | 1.61 |
| Crystal System | Isometric | Triclinic |
| Luster | Vitreous,Greasy | Waxy,Dull (Earthy) |
| Chemical Formula | — | — |
| Price Tier | Budget (< $50/ct) | Budget (< $50/ct) |
| Daily Wear | いいえ | いいえ |
Key Differences
- ◆ {'gem_a': '5.5', 'gem_b': '5.0', 'property': 'Hardness (Mohs)'}
- ◆ {'gem_a': 'Isometric', 'gem_b': 'Triclinic', 'property': 'Crystal System'}
- ◆ {'gem_a': '2.5', 'gem_b': '2.3', 'property': 'Specific Gravity'}
- ◆ {'gem_a': '1.5', 'gem_b': '1.61', 'property': 'Refractive Index'}
- ◆ {'gem_a': 'Vitreous,Greasy', 'gem_b': 'Waxy,Dull (Earthy)', 'property': 'Luster'}
- ◆ {'gem_a': 'budget', 'gem_b': 'budget', 'property': 'Price Range'}
- ◆ {'gem_a': 'No', 'gem_b': 'No', 'property': 'Daily Wear'}
When to choose Lapis lazuli
傷つきにくさを重視する方にはラピスラズリがお勧めです。婚約指輪や日常使いに最適です。
When to choose Turquoise
より高い輝きを求める方にはターコイズがお勧めです。婚約指輪や日常使いのジュエリーにも向いています。
Frequently Asked Questions
Which is harder, Lapis lazuli or Turquoise?
Lapis lazuli is harder at 5.5 on the Mohs scale, compared to Turquoise at 5.0-6.0. This makes Lapis lazuli more resistant to scratching. Lapis lazuli requires more careful handling and is not ideal for daily wear, while turquoise requires more careful handling and is not ideal for daily wear.
Is Lapis lazuli more expensive than Turquoise?
Lapis lazuli and Turquoise are in a similar price range, both classified as budget-friendly (under $50/ct). Lapis lazuli typically ranges budget-friendly (under $50/ct), while Turquoise ranges budget-friendly (under $50/ct).
Should I choose Lapis lazuli or Turquoise for an engagement ring?
Neither Lapis lazuli nor Turquoise is ideal for an engagement ring worn daily. Lapis lazuli (5.5 Mohs) is the more durable of the two, while Turquoise (5.0-6.0 Mohs) is softer. If you choose either, consider a protective setting like a bezel.
How can I tell Lapis lazuli and Turquoise apart?
There are several visual cues: both appear blue, but often in different saturations; Lapis lazuli has a vitreous,greasy luster compared to Turquoise's waxy,dull (earthy) luster; Turquoise (RI 1.61-1.65) shows more brilliance than Lapis lazuli (RI 1.5-1.67); they have different crystal systems — Lapis lazuli is Isometric and Turquoise is Triclinic. A gemologist can confirm identification using refractive index testing.
Why do Lapis lazuli and Turquoise look similar?
Lapis lazuli and Turquoise look similar because both gems display blue hues.