Bloodstone

Mineral Group: Quartz Group

Key Properties

Property Value
Mohs Hardness 7.0 (7)
Typical Size 1-50 carats (commercial: 3-20 carats; cabochons)
Typical Price Range $1-20 per carat (commercial: $3-10; green with red spots)
Rarity Level Abundant Minerals
Availability Level Consistently Available
Availability Driver Consistent Deposits
Investment Appropriateness Non-Investment Gems

Pricing

Typical Price
$8.00
per carat
Listing Price
N/A
per carat
Sold Price
N/A
per carat
Discount Level
N/A
vs typical

Price Calculator

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Detailed Descriptions

Rarity Description: Dark green chalcedony with red jasper spots; traditional birthstone.

Availability Description: Widely available; traditional gem with historical significance.

Investment Description: Common ornamental stone; no investment potential; decorative use.

VERY BEARISH
16.25

Score Components

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

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Investment Ranking Calculation

The composite score of 16.25 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%): 5 points

Formula: (35 × 0.25) + (10 × 0.25) + (5 × 0.25) + (25 × 0.125) + (5 × 0.125) = 16.25

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