Dumortierite, Quartz

Specimen ID: MD7-RD4

Mineral(s)
Dumortierite : (Al,Fe3+)7(SiO4)3(BO3)O3
Quartz : SiO2
Locality
Mindat locality:
Dimensions
17mm x 9mm x 6mm
Events

Photo added to mindat.org

Andrey Gorshkov collection and photo.
Andrey S. Gorshkov - 25th March 2016
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4,797,236 minIDs have been issued as of 21st Aug 2019 9:46 pm BST