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 Home / Gem Library / Natural Gemstones / Hessonite August 15, 2020  

Natural Hessonite
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There are 12 Hessonite(s) available at

Hessonite, also known as cinnamon stone or cinnamon garnet, is the most common variety of grossularite. The name comes from the Greek hesson, meaning inferior which is an allusion to the lower hardness and density compared to most other garnet species. With a refractive index of 1.742 to 1.748, and an SG of 3.65 both values are lower than the respective properties in other garnets.

Known Facts
Color Key: Brownish-orange, brownish yellow, aurora red
Refractive Index: 1.72-1.74
Chemical Composition: Ca3Al2(SIO4)3
Hardness: 7.25
Density: 3.65
Crystal Group: Cubic
Ocurrence: Sri Lanka, Mexico, Brazil, Canada, Madagascar

Hessonite garnet is an orange, brown, or yellowish variety of grossularite. It is common in the gem gravels of Sri Lanka and Madagascar. Some hessonite is also found in Brazil, Canada, and Mexico and East Africa but Sri Lanka is notably the most important source for hessonites. From a gemological perspective the peculiar and unique treacle type inclusions give the stone´s interior an oily or even glasslike appearance that is a distinctive and easy to recognize.

Hessonite Hessonite
Check our Top, Largest, Smallest or Latest Hessonite's.

Hessonite Stats/
Popularity Index: 59064hits
Total Items: 12items
Total Weight: CTS 262.08
Cheapest: USD 0.28
Most Expensive: USD 374.40
Largest: CTS 10.09
Smallest: CTS 0.67
Last Added: 09/27/19 09:41:10

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