Title
Identifier
AD-18
Description
This coarse-grained specimen is typical of the massive, homogeneous anorthosite that occurs within the Marcy Massif and underlies the High Peaks region of the Adirondacks. The anorthosite from Route 3 is best represented by analyses 5-L and 8, Table 3, Buddington (1939). Also by analyses A, 16, and 17, Table 4, p. 3 , and by Table 5, p. 32, Buddington (1939).
Thin section shows plagioclase, clinopyroxene and ilmenite.
Thin section shows plagioclase, clinopyroxene and ilmenite.
Date
1980
Contributor
Spatial Coverage
Temporal Coverage
Accrual Method
Purchased from Western Minerals Inc.
Number of Thin Sections
1