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30.1 Chert breccia. Broadford Quadrangle, southwestern Virginia. Angular clasts of brownish-gray to white chert are the clasts in this white chert-matrix breccia. [Scale is standard GSA scale with cm divisions.]
Image 67 of 156
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![30.1 Chert breccia. Broadford Quadrangle, southwestern Virginia. Angular clasts of brownish-gray to white chert are the clasts in this white chert-matrix breccia. [Scale is standard GSA scale with cm divisions.]](../30.1.JPG)