PORCELANITE
Source: 567
Por″ce‐la‐nite (?), n. [[Cf. F. porcelanite.]] (Min.) A semivitrified clay or shale, somewhat resembling jasper; — called also porcelain jasper.
Source: 567
Por″ce‐la‐nite (?), n. [[Cf. F. porcelanite.]] (Min.) A semivitrified clay or shale, somewhat resembling jasper; — called also porcelain jasper.