Serendibite

Mineral Group: borosilicate Group

Key Properties

Property Value
Mohs Hardness 6.75 (6.5-7)
Typical Size 0.1-3 carats (commercial: 0.25-1 carat; exceptionally rare, most under 2 carats)
Typical Price Range $10,000-50,000+ per carat (commercial: $20,000-30,000; exceptionally rare)
Rarity Level Singular Occurrence
Availability Level Museum Grade Rarity
Availability Driver Limited Deposits
Investment Appropriateness Speculative Collector Gems

Detailed Descriptions

Rarity Description: Exceptionally rare mineral with very few known gem specimens; highly prized by specialists.

Availability Description: Effectively absent from general market; when found, pieces are sold privately or to museums and high-end collectors.

Investment Description: Exceptionally rare with handful of known faceted stones; no established market; museum-quality only; extremely speculative with no liquidity.

Colors

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Investment Ranking Calculation

The composite score of 76.25 is calculated using a weighted formula:

  • Geological Rarity (25%): 100 points
  • Market Availability (25%): 100 points
  • Investment Appropriateness (25%): 50 points
  • Hardness (12.5%): 10 points
  • Price Range (12.5%): 100 points

Formula: (100 × 0.25) + (100 × 0.25) + (50 × 0.25) + (10 × 0.125) + (100 × 0.125) = 76.25

BULLISH
76.25

Score Components

Geo rarity
100
Mkt availability
100
Invest Appr
50
hardness
10
price
100