| Title | Manganophyllite with quartz |
| Description | Manganophyllite is a silicate from the mica group. It is a variaty of biotite that has a consideral amount of manganesse. The chemical formula for manganophyllite is K(Mn,Mg,Al)2-3(Al,Si)4O10(OH)2. |
| Location | USA ▹ Minnesota |
| Photographer | Shannon Heinle. 2002-08-19. |
| Collection | University of North Dakota Mineralogy Collection #1452. |
| Key words | manganophyllite, biotite, mica, silicate, manganese |
| Tech details | 527 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 2908 |
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