| Classification |
|---|
|
| Species: | Sillimanite |
| Formula: | Al2(SiO4)O |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
|---|
|
| Smoky Quartz | ⓘ1 photo of Sillimanite associated with Smoky Quartz at this locality. |
| Data |
|---|
|
| Mineral Data: | Click here to view Sillimanite data |
| Locality Data: | Click here to view Connecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
| Photo Gallery | View Gallery (2 photos) |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 665460 |
| Long-form Identifier: | 1:3:665460:3 |
| GUID (UUID V4): | d93d49b8-aa7e-405f-9a80-fb60568fbeb7 |
| Nearest other occurrences of Sillimanite |
|---|
|
|
| 1.3km (0.8 miles) | ⓘArnold Granite Quarry (General Brainerd Quarry; Great Hill Quarry; Hazelton Quarry; Haddam Quarry; Brookes Quarry), Haddam, Middlesex County, Connecticut, USA |
| 1.5km (0.9 miles) | ⓘAlmandine schorl and sillimanite locality, Haddam, Middlesex County, Connecticut, USA |
| 1.5km (1.0 miles) | ⓘGillette Quarry (J-J Mine; Haddam Neck Quarry), Haddam Neck, Haddam, Middlesex County, Connecticut, USA |
| 4.3km (2.7 miles) | ⓘAnderson No. 1 Mica Mine (Swanson Mine; Swanson Lithia Mine; Old Lithia Mine; Chatham Lithia Mine), East Hampton (Chatham), Middlesex County, Connecticut, USA |
| 4.4km (2.7 miles) | ⓘState Route 9 rock cuts, Haddam, Middlesex County, Connecticut, USA |
| 9.7km (6.0 miles) | ⓘSillimanite type locality, Chester, Middlesex County, Connecticut, USA |
| 10.5km (6.5 miles) | ⓘWestchester, Colchester, New London County, Connecticut, USA |
| 10.6km (6.6 miles) | ⓘLinkpot cut, Airline Railroad, East Hampton (Chatham), Middlesex County, Connecticut, USA |
| 11.5km (7.1 miles) | ⓘGreat Hill cobalt mines, Cobalt, East Hampton (Chatham), Middlesex County, Connecticut, USA |
| 14.4km (8.9 miles) | ⓘUnnamed building stone quarry, Collins Hill, Portland, Middlesex County, Connecticut, USA |
| References |
|---|
|
|
| Reference Search (possible matching items) |
|---|
 | | Journal (article/letter/editorial) | | CONNECTICUT Mineral Locality Index Although many sites in Connecticut are no longer open to collectors...H. WEBER 1172 West L a k e Avenue Guilford, Connecticut 06437-1342 E A R L E C. SULLIVAN 17 R o c k y...y R i d g e D r i v e T r u m b u l l , Connecticut 06611-5326 T his locality index is meant to serve...collectors. More often than not, collecting in Connecticut is no longer per mitted. Many of the localities...effort has been made to list a l l localities in Connecticut, a small state that is big on mineralization |  | | Journal (article/letter/editorial) | | c u t 06443 Microminerals of Connecticut For a small state, Connecticut offers a goodly array of micromineral...yedlinite. To return to the subject of this article, Connecticut is divid ed geologically into three areas: the...(Altamura 1995). T h e micromineral treasures of Connecticut thus fall into three groups: ( 1 ) metamorphic...belt of world-famous peg matites along the Connecticut R i v e r in the Eastern Highlands, and ( 3 )...best known Connecticut collecting sites is Thomaston D a m , Thomaston, Litchfield County. Specimens |
|
Connecticut Yankee atomic power plant, Haddam Neck, Haddam, Middlesex County, Connecticut, USA