BH250-52b
Title
BH250-52b
Subject
Garnet Schist (from the same location as BH250-52)
Description
Major Minerals: Quartz, plagioclase, albite, biotite, hypersthene
Minor Minerals: Garnet, clinopyroxene
Optical Features: Biotite displays bird's-eye maple interference pattern and strong pleochroism
Texture: Strong foliation; pre-kinematic (pre-tectonic) garnet growth
Note: BH250-52b is from the same location as BH250-52 with more garnets
Minor Minerals: Garnet, clinopyroxene
Optical Features: Biotite displays bird's-eye maple interference pattern and strong pleochroism
Texture: Strong foliation; pre-kinematic (pre-tectonic) garnet growth
Note: BH250-52b is from the same location as BH250-52 with more garnets
Coverage
Location: Granite Falls, Minnesota, USA
GPS Coordinates: 44 48 06.07 N, 95 32 26.18 W
GPS Coordinates: 44 48 06.07 N, 95 32 26.18 W
Creator
Bereket Haileab
Source
From the rock collection of Bereket Haileab. Sample BH250-52b. Housed at Carleton College in Minnesota.
Contributor
Bereket Haileab
Type
Thin section and hand sample
Relation
Collection
Citation
Bereket Haileab, “BH250-52b,” BH250 Mineralogy Teaching Collection, accessed April 25, 2026, https://bereket-haileab.geology.sites.carleton.edu/items/show/353.