Sillimanite from selected localities.
USA | |
| Williams, Horace S. (1945 [circa]): Article for New York Society of Mineralogists. Brainerd Public Library, Haddam, Connecticut. |
Weber and Sullivan (1995) | |
| Harold Moritz collection |
Lundgren, Lawrence, Jr. (1979), The Bedrock Geology of the Haddam Quadrangle. State Geological and Natural History Survey of Connecticut. Quadrangle Report No. 37. |
Connecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex County, Connecticut, USA