AND MINERALS. 



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167 



45. — Felspathig lava, with augite crystals Eruption 



of 1814 ; locality not stated. 



46. — Red laminated Felspathic lava, with interspersed 

 felspar crystals : apparently part of an ejected fragment. 

 Eruption of 1815. 



47.— Lava, with crystals of augite. — Eruption of 1815 ; 

 found at Croce di Croris. 



48. — Granular white felspathic lava, with inter- 

 spersed black scoriaceous fragments. — Eruption of 1817 - 

 found at Grotto del Mauro. 



49.— Scoriaceous lava, coated with a crust of sijlvine 



(chloride of 



Mauro 



Eruption of 1817; found at 



50.— Basaltic Lava, with crystals of augite.— Eruption 

 of 1818 ; foot of Vesuvius, towards Monte Somma. 



51. — Scoriaceous lava, with crystals of 

 olivine. — Eruption of 1818 ; locality not stated. 



augite and 



52 — Vesicular black lava. 



locality not stated. 



Eruption of 1819 : 



53.— Basaltic lava, with small crystals of augite. 

 Eruption of 1819 ; Piano del Cinestro. 



54 — Lava, with large black augite crystals in a reddish 

 base of leucite crystals. — Eruption of 1820. 



^- — Vesicular lava, with decomposing crystals of 

 leucite, coated with a yellow crust. — Eruption of 1820. 



56 — Grey lava, with crystals of sodalite. — Eruption 

 of 1821 ; found at Mauro. 



57. — Volcanic bomb, apparently a rounded fragment of 

 No. 54 : from the crater of October 12th, 1822. 



58. — Similar specimen to No. 55. — Eruption of 1822. 



59. — Lava, with small crystals of augite and leucite. 

 Eruption of February 1822. 



60. — Lava, with crystals of leucite and fibrous crystals 

 of hornblende. — Eruption of 1822 ; found at 



61. —Vesicular lava, with crystals of augite, let/cite, 



Eruption of 1828 ; from the Cone of Vesu- 



Mau 



and olivine. 



Uppeu 

 Gallery. 



Table-case 

 in Recess 4. 





VIUS. 



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