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gneiss
gneiss

gneiss

Datelate 19th-early 20th Century
Inventory Number1997-1-1446
ClassificationRock
Subject
    Maker American ?
    Cultural Region
      Dimensions5 x 10 x 9 cm (1 15/16 x 3 15/16 x 3 9/16 in.)
      Material
        DescriptionWhite and grey patched mineral sample with rough edges.
        Signedunsigned
        Curatorial RemarksMineral identified by Kevin Czaja, Curatorial Assistant, Mineralogical & Geological Museum, Harvard University, on Wednesday, August 12, 2015.
        conglomerate (copper bearing)
        conglomerate (copper bearing)
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1440
        schist
        schist
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1460
        mica schist
        mica schist
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1452
        slate
        slate
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1442
        unknown, volcanic origin?
        unknown, volcanic origin?
        American
        Date: late 19th-early 20th Century
        Object number: 3935
        Image Not Available for granite pegmatite
        granite pegmatite
        George Washington Pierce
        Object number: 3891h
        orthoclase
        orthoclase
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1434
        orthoclase
        orthoclase
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1436
        schorl crystals in pegmatite
        schorl crystals in pegmatite
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1432
        galena and sphalerite
        galena and sphalerite
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1456
        pyrite
        pyrite
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1462
        flourite
        flourite
        American
        Date: late 19th-early 20th Century
        Object number: 1997-1-1444