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Foliated zeolite. 307 Fourth Subspecies. Foliated Zeolite. Blatter-Zeolith, Werner. Gemciner Zeolith, Wid. p. 363.—Zeolith, Kim. vol. i. p. 273. ■—Blattriger Zeolith, Emm. b. i. s. 204.—Zeolite commune^ Sap. p. 228.—Zeolite nacree, Lam. t. ii. p. 305.—Zeolite la-* mclleuse, Brock, t. i. p. 302.—Stilbite, Haul/, t. iii. p. 161.—- Blattriger Zeolith, Mohs, b. i. s. 874.—Stilbite, Biong. t. i. p. 375 Stilbit, Ilaus. s. y6.—Blattriger Zeolith, Leonhard, Tabel. s. 16.—Stilbit, Karsten, Tabel. s. 30.—Stilbit, Stef fens, b. i. s. 393.—Blatter/eolith, Hoff', b. ii. s. 240.—Stil bit, Lcnz, b. i. s. 465. Id. Okcn, b. i. s. 353. External Characters. Its colours are yellowish and greyish white, seldom m ilk, snow, and reddish white; from reddish-white it passes into flesh-red and brick-red, even into blood-red. It occurs also yellowish-grey and pinchbeck-brown. It occurs massive, disseminated, globular, in amygda- loidal-shaped pieces; and crystallised, !• In low, very oblique, sometimes rather broad, four sided prisms: these are sometimes truncated on the acute lateral edges, and also on the angles of the obtuse lateral edges, as in fig. 76. *; or all the angles are truncated, as in fig. 77 f. U 2 When * Slilbite anamorphique, Hauy. f Stilbite octoduodecimale, Hauy.