ORDER Til. DODKCAHEDRAL GARNET. 359 



Quartz, octahedral FKior-haloide, and rhouibohedral Urae- 

 iialoide. 



3. DODECAHKDUAL GARNET. 



Dodecahedral Garnet (excepting subsp. 8. and 0.). JAM. 

 Syst. Vol. I. p. 139. Dodecahedral Garnet. Man. p. 

 224. Garnet. PHII.L. p. 26. Grossular. Melanit. 

 Granat. Allochroit. Pirop, Pireniiit. Kolophonit. WE RX. 

 Hotfin. H. B. I. S. 479. 488. 491. 512. 521. II. 1. S. 

 371. 373. Ahnandin. Pyrop. Granat. Braunstein- 

 kiesel. Kolophonit. Melanit. HAUSM. II. S. 595.596. 

 599. 602. 603. 604. Granat. LEONH. S. 426. Grenat. 

 HAUY. Traite', T. II. p. 540. TabL comp. p. 32. 

 Traite', 2de Ed. T. II. p. 313. 



Fundamental form. Hexahedron. Vol. I. Fig. 1. 



Simple forms. H ; Di (P) Vol. I. Fig. 31., Fah- 



lun, Sweden; A 2 (c) Vol. I. Fig. 32; Ci (n) 



Vol.1. Fig. 34., Botallack, Cornwall; Ti (s) 

 Vol. I. Fig. 35. 



Combinations. 1. H. D. Fig. 151. the faces of the 

 hexahedron much smaller. Cziklowa, Bannat. 



2. D. Ci. Fig. 154. Fracati, near Home. 



3. D. Ci. Ti. Arendal, Norway. 



4. D. Ci. A2. Ti. Ala, Piedmont. 

 Irregular forms, grains. 



Cleavage, dodecahedron, indistinct. Fracture con- 

 choidal, more or less perfect, generally uneven. 

 Surface of the hexahedron rough ; the tetragonal 

 icositetrahedron, and the tetraconta-octahedron 

 frequently streaked parallel to the edges of com- 

 bination with the dodecahedron ; the dodecahe- 

 dron itself sometimes streaked parallel to its 



