Title
Porphyritic quartz syenite
Alternative Title
Albany porphyritic quartz syenite
Identifier
WMB-16
Description
Contains large phenocrysts of perthite. Rocks in the outcrop also contain abundant mafic xenoliths. Sample collected from a ring dike
The bulk of the rock contains quartz, k-spar, and amphibole.
The bulk of the rock contains quartz, k-spar, and amphibole.
Contributor
Western Minerals, Inc.
Is Part Of
Spatial Coverage
0.4 miles E. of Hwy. 302-16. E. of Lower Bartlett, NH; E. Branch of the Seco River
Central region of North Conway quadrangle map, NH
Central region of North Conway quadrangle map, NH
Accrual Method
Purchased from Western Minerals, Inc.
Number of Thin Sections
1