Granite
The different minerals in granite are shown by the various colours - white and pink specks are feldspars, black are tourmaline, the grey and clear fragments are quartz
Picture No
10710392
Media ID
47583907
Size
3831px x 3299px
(5.7MB)
Credit
Mary Evans / Natural History Museum
Source
Photograph from the Natural History Museum Collection
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Cyclosilicate Feldspar Granite Igneous Intrusion Intrusive Mineral Quartz Resistant Silicate Speckled Tectosilicate Tough Tourmaline
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