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The Granite Industry of Southwestern New Brunswick: A Historical ...

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Part One — <strong>The</strong> St. George District 55<br />

Chickahominy Mountain. Above right: View from the top <strong>of</strong> the<br />

mountain, looking southwestward across Bocabec Bay. Upper:<br />

Axle <strong>of</strong> an old rail cart from the Stuart Quarry on Chickahominy<br />

Mountain. Lower: Stuart Quarry, overgrown with vegetation. LF<br />

Parks (1914, p. 148) describes the black stone from this quarry as a<br />

coarse-grained diabase. He reports that the stone is hard to cut, as evidenced<br />

by its low drilling factor, and so was not used ‘so largely as its susceptibility<br />

to fine polish would warrant.’ <strong>The</strong> feldspars are almost unaltered, and<br />

much <strong>of</strong> the augite has not altered to hornblende. <strong>The</strong> corrosion test shows<br />

that the dark minerals are attacked and that a surface film <strong>of</strong> lighter green<br />

appears. According to Parks, the greater weight, higher specific gravity, lower<br />

pore space, lower coefficient <strong>of</strong> saturation, considerably greater transverse

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