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Resultados 1-5 de 29
Página 10
... , and opened up some of the best ore ever seen in the mine . The main underlay shaft has been deepened to No. 7 , where the crosscut intersected the two lodes , 15 feet and 6 feet respectively , carrying large quantities of highly 10.
... , and opened up some of the best ore ever seen in the mine . The main underlay shaft has been deepened to No. 7 , where the crosscut intersected the two lodes , 15 feet and 6 feet respectively , carrying large quantities of highly 10.
Página 17
... intersected . Cox's Bight . This field is on the south coast of the island , near S.W. Cape , and alluvial mining is being carried on upon the flat terrace - land between the mountain ranges and the sea - shore . It has recently been ...
... intersected . Cox's Bight . This field is on the south coast of the island , near S.W. Cape , and alluvial mining is being carried on upon the flat terrace - land between the mountain ranges and the sea - shore . It has recently been ...
Página 51
... intersected by mineral veins . They belong to the Port Davey series of rocks , in which district copper and antimony ores are known to occur . When this remote part of the country is better known and opened up , it is probable that ...
... intersected by mineral veins . They belong to the Port Davey series of rocks , in which district copper and antimony ores are known to occur . When this remote part of the country is better known and opened up , it is probable that ...
Página xiii
... intersected in the surface adit , but as nearly 1200 vertical feet of unproved ground exists between them , their identity is a matter of conjecture . It is probable that they are different reefs . În the surface adit an ill - defined ...
... intersected in the surface adit , but as nearly 1200 vertical feet of unproved ground exists between them , their identity is a matter of conjecture . It is probable that they are different reefs . În the surface adit an ill - defined ...
Página xiv
... intersected , and which showed a little quartz . A few tons of quartz were got out , yielding between 1 and 11⁄2 oz . gold per ton , and the present company was formed in 1887 . Mr. Thos . Andrews , the present manager , took charge of ...
... intersected , and which showed a little quartz . A few tons of quartz were got out , yielding between 1 and 11⁄2 oz . gold per ton , and the present company was formed in 1887 . Mr. Thos . Andrews , the present manager , took charge of ...
Términos y frases comunes
12 feet 20 feet 31st December accident acres adit alluvial arsenopyrite Beaconsfield boundary bruises cage carrying channel City of Hobart Coal Company copper Cox's Bight Creek crosscut east crushed depth district Ditto Ditto drive dwts east reef explosives feet feet further feet west feet wide flat fractures further west Gate reefs gelignite gold-bearing Golden Gate gossan granite ground Grubb's shaft Gully hill Hobart inches injured intersected Loane's reef lode Lyell main reef main shaft Mangana Married Mathinna Miner's Dream mineral Mount Cameron Name of Sufferer north and south north-west occur outcrop passed payable prospecting pyrites pyrrhotite quantity quartz quartz veins quartzite reef formation reef-channel Renison Bell rock sandstone schist Section shoot slate sluice South Gate stone stope strata sunk surface Tasmania Gold Tasmanian Consols tion tons truck tunnel underground underlay ventilation west reef western reef width winze Zeehan zone