pseudotachylite


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pseudotachylite

[¦sü·dō′tak·ə‚līt]
(petrology)
A black rock that resembles tachylite; carries fragmental enclosures and shows evidence of having been at high temperature.
References in periodicals archive ?
The case for flash heating is buttressed by the discovery of rocks that seem to have undergone frictional melting, generically called frictionites, or pseudotachylites, along faults and associated with some rock slides, Singer says.