128 [November, 1844* 



nate of lime, Durham, (2 var.;) carbonate of lime, quartz, spathose 

 iron and fluor spar, do., (3 var.;) carbonate of lime and silver quartz 

 on fluor spar, do.; lenticular carbonate of lime and quartz on fluor, 

 do.; nail headed carbonate of lime and fluor on spathose iron, do.; 

 nail headed carbonate of lime and pearl spar on drusy quartz, do.; 

 tungstate of lime on quartz, Cumberland ; acicular sulphate of lime, 

 Northumberland; prismatic sulphate of lime, do.; selenite, Cum- 

 berland ; columnar quartz, do.; drusy quartz on flos ferri and py- 

 ramidal quartz, do.; cap quartz, do.; brown quartz on specular 

 iron, do.; radiated quartz, do.; shilving quartz, do.; shilving quartz, 

 galena, and blende on gray quartz, do.; cellular quartz, Durham; 

 bitter spar and pearl spar, do.; pearl spar, Cumberland ; pearl spar 

 and blende, do.; pearl spar, blende, and gray quartz, do.; lenticular 

 bitter spar, do.; lilac fluor spar, do.; lilac fluor spar and spathose 

 iron, do.; amber fluor, do.; common fluor, do.; common spar on 

 fluor, Durham ; quartz and fluor spar, do.; air bubble on green 

 fluor, do.; emerald fluor, do.; purple fluor, Northumberland ; ruby 

 blende, Cumberland ; siliceous oxide of zinc, do.; compact calamine, 

 do., (2 var.;) blende on quartz, do., (2 var.;) pseudomorphous blende, 

 do.; cadmiferous blende, Northumberland ; sulphate of barytes, 

 Westmoreland, (2 var.;) carbonate of barytes on carbonate of lime, 

 • Northumberland ; sulphato-carbonate of barytes and becalcareo, do.. 

 Cumberland ; becalcareo carbonate of barytes, do.; sulphate of ba- 

 rytes on brown spar, do.; baryto-calcite, do., (2 var.;) transparent 

 prismatic baryto-calcite, do.; stalactite, Westmoreland ; nacrite, 

 Cumberland ; nacrite and apatite, do.; nacrite and molybdena on 

 ^quartz, do.; iron pyrites and blende on quartz, do.; iron pyrites and 

 carbonate of lime, Durham ; iron pyrites and cubic galena on car- 

 bonate of iron, do.; iron pyrites and shilving quartz, Northumber- 

 land ; carbonate of iron, fluor spar and galena, Durham ; carbo- 

 nate of iron, fluor spar, galena, and silver quartz, do.; carbonate of 

 iron and blende on pseudomorphous quartz, Cumberland ; spathose 

 iron and fluor spar, Durham ; flos ferri, Cumberland ; carbonate of 

 lead, do.; carbonate of lead, Durham ; sulphuret of lead, Cumber- 

 land ; arscnio-phosphate of lead, do.; arseniophosphate of lead on 

 blue cupreous carbonate of zinc and quartz, do.; galena and fluor 

 on drusy quartz, Durham ; iridescent galena, Cumberland ; argen- 

 tiferous galena on fluor spar, do.; granular galena on fluor spar, do.; 

 dodecahedral galena on quartz, do.; pseudomorphous galena, 



