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searching for Dedham Granite 6 found (113 total)

Norfolk Basin (212 words) [view diff] exact match in snippet view article find links to article

298 million years ago. The basin is separated from the Proterozoic Dedham Granite of the southeastern Massachusetts batholith by the Ponkapoag Fault.

Lynn Volcanic Complex (120 words) [view diff] exact match in snippet view article find links to article

its rhyolitic rocks. It lies unconformably on top of the Dedham Granite. A mass of Dedham Granite at Pine Hill in Medford, Massachusetts contains inclusions

Hoppin Formation (231 words) [view diff] exact match in snippet view article find links to article

sandstone. The quartzite lies on top and was sourced from the underlying Dedham Granite. Upper units in the formation include green and red slate shale, calcareous

Mattapan Volcanic Complex (181 words) [view diff] exact match in snippet view article find links to article

the Boston Basin into the Blue Hills and lying unconformably atop the Dedham Granite. The complex is overlain by the Roxbury Conglomerate. In terms of its

Roxbury Conglomerate (2,245 words) [view diff] exact match in snippet view article find links to article

overlies Mattapan Volcanic Complex, which, in turn, overlies the Dedham Granite. The Dedham Granite, Westwood Granite, and older rocks are overlain by the calc-alkaline

Geology of Massachusetts (4,881 words) [view diff] case mismatch in snippet view article find links to article

(rocks of these ages are southwest and north of Boston respectively) the Dedham granite intruded, contributing foliation in the Burlington mylonite and thin