Imperial Topaz

Mineral Group: Topaz Group

Key Properties

Property Value
Mohs Hardness 8.0 (8)
Typical Size 0.5-30 carats (commercial: 1-10 carats; fine color over 10 carats is rare)
Typical Price Range $300-3,000+ per carat (commercial: $500-1,500; finest orange-pink $1,500-3,000+)
Rarity Level Unique Geological
Availability Level Collectors Market
Availability Driver Limited Deposits
Investment Appropriateness Emerging Investment Gems

Pricing

Typical Price
$250.00
per carat
Listing Price
$197.13
per carat
Sold Price
$61.49
per carat
Discount Level
0.2
vs typical

Price Calculator

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Detailed Descriptions

Rarity Description: Orange to pink-orange topaz; finest material from Brazilian deposits is rare and represents the most valuable topaz variety.

Availability Description: Highly prized by collectors; primarily from Brazil (Ouro Preto) and traded through specialty dealers and auctions at premium prices.

Investment Description: Rare orange-pink topaz from Brazil with collector demand; finest colors show appreciation; limited supply with growing recognition; investment-grade requires natural color and good saturation.

MODERATELY BULLISH
69.38

Score Components

Geo rarity
85
Mkt availability
85
Invest Appr
75
hardness
0
price
65

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Investment Ranking Calculation

The composite score of 69.38 is calculated using a weighted formula:

  • Geological Rarity (25%): 85 points
  • Market Availability (25%): 85 points
  • Investment Appropriateness (25%): 75 points
  • Hardness (12.5%): 0 points
  • Price Range (12.5%): 65 points

Formula: (85 × 0.25) + (85 × 0.25) + (75 × 0.25) + (0 × 0.125) + (65 × 0.125) = 69.38

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