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Cleavelandite from
Spinelli prospect (Spinelli quarry), Glastonbury, Hartford County, Connecticut, USA


Locality type:Prospect
Classification
Species:Albite var: Cleavelandite
Formula:Na(AlSi3O8)
Comments:Reference was generically discussing cleavelandite as a late-stage mineral in pegmatites. Conducted analyses of "early-stage" minerals microcline and muscovite from Spinelli and contains no specific reference to cleavelandite mineral from Spinelli. Recent collecting there has turned up no trace of cleavelandite.
Confirmation
Validity:Erroneously Reported
Data
Mineral Data:Click here to view Cleavelandite data
Locality Data:Click here to view Spinelli prospect (Spinelli quarry), Glastonbury, Hartford County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:638869
Long-form Identifier:1:3:638869:0
GUID (UUID V4):0
Nearest other occurrences of Cleavelandite
4.2km (2.6 miles) ⓘChamberlain Lane, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA
4.7km (2.9 miles) ⓘBrack Gem prospect (Brack prospect), East Glastonbury, Glastonbury, Hartford County, Connecticut, USA
5.3km (3.3 miles) ⓘHollister prospects, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA
5.8km (3.6 miles) ⓘSimpson Quarry (Wiarda Quarry), South Glastonbury, Glastonbury, Hartford County, Connecticut, USA
8.0km (4.9 miles) ⓘWalden Gem Quarry, Portland, Middlesex County, Connecticut, USA
10.5km (6.5 miles) ⓘSchoonmaker Mine, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA
10.6km (6.6 miles) ⓘStrickland Quarry, Strickland pegmatite, Collins Hill, Portland, Middlesex County, Connecticut, USA
14.5km (9.0 miles) ⓘRiverside Quarry (Western Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA
14.9km (9.2 miles) ⓘWhite Rocks Quarry (Consolidated Quarry), White Rock Mining District, Middletown, Middlesex County, Connecticut, USA
17.4km (10.8 miles) ⓘTollgate Quarry (Tollgate Mine; Bidwell Quarry; China-stone Quarry), Middletown, Middlesex County, Connecticut, USA
References
Brookins, D. G., Fairbairn, H. W., Hurley, P. M., Pinson, W. H. (1969) A Rb-Sr geochronologic study of the pegmatites of the Middletown area, Connecticut. Contributions to Mineralogy and Petrology, 22 (2) 157-168 doi:10.1007/bf00372402
 
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