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[]
["Name of Rock","Rock description (what does it look like?)","Texture           (xl, microxl, clastic, microclastic)","Rock Type (Ign/ Met/ Sed)","What is the composition and what are the relevant features of this rock?                     ","What \"history\" does this rock tell you?  Where did it form (depositionally) and/or under what conditions?  "]
[{"$nulls":4},"For ign: felsic/int/mafic/ ultramafic    "]
[{"$nulls":4},"For sed: what minerals and/or clast, size, shape sorting "]
[{"$nulls":4},"For met: foliated? Nonfol? Composition?"]
[]
["Youngest"]
["Granite Intrusions"]
["Upper Sedimentary Unit: Shale"]
["Upper Sedimentary Unit: Graywacke"]
["Middle Volcanic Unit: Basalt (shown a columnar basalt, but pillow basalts are also present)"]
["Lower Volcanic Unit:  Komatiite (extrusive equivalent of peridotite shown together)"]
["Granite-gneiss complex"]
["Oldest"]

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