Granite
Granite containing hornblende and, locally, hastingsite, ferrohedenbergite, or fayalite.
Western Minerals, Inc.
WMB-19
Granite
Granite containing hornblende and, locally, hastingsite, ferrohedenbergite, or fayalite
Western Minerals, Inc.
WMB-18
Porphyritic quartz syenite
An example of the 3rd ring dike. This outcrop also contains dark xenoliths.
Sample contains phenocrysts of perthite. The bulk of the rock contains quartz, k-spar, and amphibole.
Western Minerals, Inc.
WMB-17
Porphyritic quartz syenite
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.
Western Minerals, Inc.
WMB-16
Rhyolite
Described as "comendite volcanics", these rocks are part of the "moat volcanic" series within the White Mountain Magma series. Also described as a "quartz porphyry"
Western Minerals, Inc.
WMB-15
Gray trachite
Volcanic unit that is part of a large block of float material in big brook which drains the middle Moat mountain.
Western Minerals, Inc.
WMB-14
Granite
Green granite; contains hornblende and, locally, hastingsite, ferrohedenbergite, or fayalite
Western Minerals, Inc.
WMB-13
Granite
Massive red granite. Grain size ranges from coarse to fine.
Western Minerals, Inc.
WMB-12
Aplite dike in Albany quartz syenite
Coarse grained
Western Minerals, Inc.
WMB-11
Porphyritic quartz syenite
Sample from a ring dike and is fine-grained and quartz poor.
Western Minerals, Inc.
WMB-10
Syenite
Western Minerals, Inc.
WMB-9
Aplite dike
Sample found intruding into Conway Granite (WMB-7)
Western Minerals, Inc.
WMB-8
Granite
fine-coarse grained pink granite
Western Minerals, Inc.
WMB-7
Sodic amphibole syenite
Sample intruded by Osceola granite (WMB-5). Sample contains bronze colored needles of astrophyllite associated with riebeckite.
Western Minerals, Inc.
WMB-6
Granite
The granites at this locality are intruded by aplite dikes (WMB-6)
Western Minerals, Inc.
WMB-5
Western Minerals, Inc.
WMB-4
Riebeckite granite
Sample found in massive slabby outcrops in the bed of the Sawyer River.
Western Minerals, Inc.
WMB-3
Fayalite syenite
This sample is coarse grained and contains fayalite, ferrohedenbergite, and ferrohastingsite.
Western Minerals, Inc.
WMB-2
Two-pyroxene syenite
This rock type is considered to be the most mafic of all units found in the entire White Mountain Batholith.
Western Minerals, Inc.
WMB-1
WMB Suite PDF