Peridot (Olivine) vs Spinel
오팔과 투르말린은 10월 탄생석으로 자주 비교됩니다. 투르말린의 경도는 모스 7.0으로 오팔(5.0)보다 높습니다. 가격 면에서 두 보석 모두 경제적입니다.
| Property | Peridot (Olivine) | Spinel |
|---|---|---|
| Category | Semi-Precious Gems | Semi-Precious Gems |
| Primary Color | green | various |
| Mohs Hardness | 6.5–7.0 | 8.0 |
| Specific Gravity | 3.27 | 3.54 |
| Refractive Index | 1.65 | 1.71 |
| Crystal System | Orthorhombic | Isometric |
| Luster | Vitreous,Greasy | Vitreous |
| Chemical Formula | — | — |
| Price Tier | Moderate ($50-500/ct) | Fine ($500-5,000/ct) |
| Daily Wear | 아니오 | 예 |
Key Differences
- ◆ {'gem_a': '6.5', 'gem_b': '8.0', 'property': 'Hardness (Mohs)'}
- ◆ {'gem_a': 'Orthorhombic', 'gem_b': 'Isometric', 'property': 'Crystal System'}
- ◆ {'gem_a': '3.27', 'gem_b': '3.54', 'property': 'Specific Gravity'}
- ◆ {'gem_a': '1.65', 'gem_b': '1.71', 'property': 'Refractive Index'}
- ◆ {'gem_a': 'Vitreous,Greasy', 'gem_b': 'Vitreous', 'property': 'Luster'}
- ◆ {'gem_a': 'moderate', 'gem_b': 'fine', 'property': 'Price Range'}
- ◆ {'gem_a': 'No', 'gem_b': 'Yes', 'property': 'Daily Wear'}
When to choose Peridot (Olivine)
무지개빛 유채색의 독특한 광학 효과를 원한다면 오팔을 선택하세요. 컬렉터 표본과 신중하게 착용하는 주얼리에 이상적입니다.
When to choose Spinel
더 높은 경도와 다양한 색상 범위를 원한다면 투르말린을 선택하세요. 약혼반지와 일상 주얼리에 이상적입니다.
Frequently Asked Questions
Which is harder, Peridot (Olivine) or Spinel?
Spinel is harder at 8.0 on the Mohs scale, compared to Peridot (Olivine) at 6.5-7.0. This makes Spinel more resistant to scratching. Spinel is suitable for daily wear, while peridot (olivine) requires more careful handling and is not ideal for daily wear.
Is Peridot (Olivine) more expensive than Spinel?
No, Peridot (Olivine) is generally less expensive. Peridot (Olivine) is classified as moderately priced ($50-500/ct) at moderately priced ($50-500/ct), while Spinel is fine/premium ($500-5,000/ct) at fine/premium ($500-5,000/ct).
Should I choose Peridot (Olivine) or Spinel for an engagement ring?
For an engagement ring, Spinel is the stronger choice with a durability rating of 9/10. At 8.0 Mohs hardness, it can withstand daily wear well. Peridot (Olivine) (6.5-7.0 Mohs) is softer and more prone to scratching with everyday use, making it better suited for occasional-wear jewelry.
How can I tell Peridot (Olivine) and Spinel apart?
There are several visual cues: Peridot (Olivine) typically appears green while Spinel is various; Peridot (Olivine) has a vitreous,greasy luster compared to Spinel's vitreous luster; Spinel (RI 1.71-1.735) shows more brilliance than Peridot (Olivine) (RI 1.65-1.71); they have different crystal systems — Peridot (Olivine) is Orthorhombic and Spinel is Isometric. A gemologist can confirm identification using refractive index testing.
Can I use Peridot (Olivine) instead of Spinel as a birthstone?
Yes, both Peridot (Olivine) and Spinel are recognized birthstones for August. Peridot (Olivine) is the modern August birthstone and Spinel is the traditional August birthstone, so either is an appropriate choice for that month.