Almandine

Mineral Group: Garnet Group

Key Properties

Property Value
Mohs Hardness 7.25 (7-7.5)
Typical Size 1-20 carats (commercial: 2-10 carats; large stones common and affordable)
Typical Price Range $10-100 per carat (commercial: $15-50; abundant and affordable)
Rarity Level Abundant Minerals
Availability Level Consistently Available
Availability Driver Consistent Deposits
Investment Appropriateness Non-Investment Gems

Detailed Descriptions

Rarity Description: Iron-aluminum garnet; one of the most common garnet varieties found in metamorphic rocks worldwide.

Availability Description: Widely available and historically used in jewelry; common in antique pieces and still sold through budget to mid-range channels.

Investment Description: Most common garnet type; extremely abundant worldwide; no scarcity premium or investment value; historical jewelry use but no appreciation potential.

Colors

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Investment Ranking Calculation

The composite score of 18.75 is calculated using a weighted formula:

  • Geological Rarity (25%): 35 points
  • Market Availability (25%): 10 points
  • Investment Appropriateness (25%): 5 points
  • Hardness (12.5%): 25 points
  • Price Range (12.5%): 25 points

Formula: (35 × 0.25) + (10 × 0.25) + (5 × 0.25) + (25 × 0.125) + (25 × 0.125) = 18.75

VERY BEARISH
18.75

Score Components

Geo rarity
35
Mkt availability
10
Invest Appr
5
hardness
25
price
25