The building and ornamental stones of North Carolina (1906)
Watson, Thomas L. (Thomas Leonard), 1871-1924, Laney, Francis Baker, 1875-1938, Merrill, George P. (George Perkins), 1854-1929 · Raleigh, [N.C.] : E.M. Uzzell, Public Printer · leaf 144
of extensive pressure-metamorphism. Thefeldspars are further filled with minute closely crowded hair-like inclu-sions of rutile and small particles and granules of magnetite and minoraccessories. Green augite (diopside) is the principal ferromagnesiansilicate. Hornblende of green color exceeds… … A. BALFOUR QUARRY COMPANYS QUARRY IN AUGITE-SYENITE, 3^2 MILES SOUTHWEST OF CONCORD, CABARRUS COUNTY.
Building stones · Quarries and quarrying
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