Gemological Science International (GSI) (@gem_science) 's Twitter Profile
Gemological Science International (GSI)

@gem_science

GSI is currently one of the world’s largest independent gemological institutions, with 13 gemological laboratories spanning across four continents.

ID: 702058566971211777

linkhttp://www.gemscience.net/ calendar_today23-02-2016 09:13:00

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Gemological Science International (GSI) (@gem_science) 's Twitter Profile Photo
Gemological Science International (GSI)
@gem_science

2 months ago

Amber is fossilized tree resin, prized for its warm golden hues ranging between yellow, orange, and brown, and natural inclusions. Often millions of years old, it’s lightweight and sometimes contains ancient insects or plant matter. #GemFacts #Amber

Amber is fossilized tree resin, prized for its warm golden hues ranging between yellow, orange, and brown, and natural inclusions. Often millions of years old, it’s lightweight and sometimes contains ancient insects or plant matter. #GemFacts #Amber