Browse Items (20 total)

  • Collection: (WMB) White Mountains Batholith -- New Hampshire

Fine grained, low in quartz

Contains large phenocrysts and abundant dark xenoliths, from a ring dike

Many dark xenoliths

from Conway granite

From a redstone quarry with massive red granites

Coarse, with fayalite, ferrohedenbergite, ferrohastingsite

Green granite from quarry just west of redstone quarry

Large blocks of float in Big Brook

Occurs in massive slabby outcrops

Intruded by osceola granite, associated with astrophyllite
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