Description
Small rock sample of tiny bright orange octahedral pyrrhite (pyrochlore group indeterminate mineral) embedded in white albite feldspar with many small black prismatic crystals (probably pyroxene) throughout.
Subject
Details
- Date
- 1804
- Creator
- Shepard, Charles Upham, 1804-1886
- Publisher
- University of South Carolina. McKissick Museum.
- Coverage
- San Miguel Island, Azores, Portugal
- Relations
- Historic Southern Naturalists
