Emerald crystals and cut stone
Emerald is a variety of beryl (beryllium aluminum silicate). The rich, green colour is attributed to small amounts of chromium which is unmatched by any other mineral species
Picture No
10704040
Media ID
47557029
Size
3850px x 4856px
(5.2MB)
Credit
Mary Evans / Natural History Museum
Source
Photograph from the Natural History Museum Collection
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Aluminium Aluminum Beryl Beryllium Chromium Crystalline Cyclosilicate Emerald Gemstone Mineral Silicate
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