on contains of metallic iron 63.7 per cent.
No. 4. "Box No. 14," Quartz from Mugnah, gave no results.
No. 5. "Box No. 27," Iron from Mugnah, proved to be haematite (which is magnetic), with some red-brown oxide of iron and quartz. It was found to contain of-- Peroxide of iron (per cent.). . . .75.46 Protoxide of iron (per cent.) . . . 4.69
The oxides of iron together contain of metallic iron 56.4 per cent.
No. 6. "Box No. 7," Conglomerate from Mugnah, yielded no results.
No. 7 "Box No. 25," Quartz from Mugnah. This quartz, veined and coloured black and red-brown with oxides of iron, was assayed with the following results:-- Gold and Silver . . . . . . . None[EN#3]
Nos. 8 and 9. "Boxes Nos. 50 and 37,"[EN#4] Quartz and red dust from Mugnah, yielded no results.
No. 10. "Box No. 37a," Sulphur from Mugnah. Lumps of sulphur, crystallized and massive, irregularly distributed through a white, dull, porous rock. The latter was examined, and found to be
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