108 



Case 82. Argentiferous galena, principally from Uavensfield and Towns- 



ville. 

 Tasmania. Argentiferous galena from Zeelian and Dundas. 



Soiitli _ Ores from the Northern Territory. 



Australia. 



ITew Zealand. 



Sralia. ^ A few silver ores. 



Victoria. 



Mexico. 



Silver ores from the Zacatecas Mines. 



Case 82. I^^^^^- 



Selected crystallised specimens of lead minerals are arranged 

 here. Numerous samples of galena and other ores of lead will 

 be found under gold and silver- 



Cerussite. Lead carbonate 5819, 9333, Dundas, Tasmania; the snovr- 



white crystals show up extremely well against the dark back- 

 ground ; they are not unlike some of the Broken Hill specimens 

 in case 62. Others from Arizona, New Caledonia, AYeardale 

 (Eng.), and Eussia. 



Anglesite. Lead sulphate ; 373, crystals from the Eveleen Mine, Northern 



Territory ; 23, fine crystals from Pilau, New Caledonia ; 10007, 

 Tasmania ; large crystals. 



Linarite. Copper-bearing, lead sulphate, ; 3375, Ygnacio Mine, Cerro 



Gordo, California. 



Wiilfenite. • Lead molybdate ; 3371, 7438, Arizona ; beautiful, large platy 

 crystals of a rich, red colour. 



3213, 3482, Organ Mountain, New Mexico ; sulphur- yellow 

 platy crystals on calcite. Some of the specimens procured from 

 there are very fine. 



Crocoisite. Chromate of lead. Superb specimens from Dundas, Tasmania, 



are exhibited in case 90 (see page 122). 



PyromorpMta. Phosphate and chloride of lead, 9332, Sylvestre Mine, 

 Zeehan ; small, dark green, velvety crystals. Idaho, Missouri, 

 Cumberland (Eng.). 



