Biotite Gneiss Specimen Pack Size:Pack of 6 with a polypropylene stopper sealing
Biotite Gneiss Specimen Pack Size:Pack of 6 with a polypropylene stopper sealingAlternating light and dark mineral bands demonstrate the classic gneissic texture, with biotite producing the dark foliation during regional metamorphism.
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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13