Siliceous sinter


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a light cellular or fibrous opal; especially, geyserite (see Geyserite). It has often a pearly luster, and is then called pearl sinter.

See also: Sinter

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Browne, "Diagenesis of 1900-year-old siliceous sinter (opal-A to quartz) at Opal Mound, Roosevelt Hot Springs, Utah, U.S.A," Sedimentary Geology, vol.
The thermal portions of the spectrum are used to detect siliceous sinter and/or dense networks of quartz-stockwork veins associated with epithermal gold.