Title | Almandine in schist from Tupper Lake, New York |
Description | Alamdine, Fe3Al2Si3O12, is the most common type of garnet and is typical of medium to high grade metamorphic rocks. Garnet typically forms crystals with 12 identical, or 24 identical faces. This crystal contains both forms and two different shaped faces can be seen. The garnet shown is about 4 cm across; most garnets are not this large. |
Geologic province | Adirondacks (Grenville) |
Location | USA ▹ New York. Tupper Lake in the Adirondack Mountains. |
Photographer | Darla Sondrol. 2001-07-02. |
Collection | University of North Dakota Mineralogy Collection. |
Key words | almandine, schist, New York |
Tech details | 413 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
GeoDIL number | 1000 |
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