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Page: of 90
1,500 feet in length, and four
feet in depth down to
tance of 2,000 feet. This distance is employ
ing the depth because we have sh
Colorado that have reached even a greater depth. Anyone desirous of making the deductions can do so by simply ascertaining the number of cubic feet in a ton of ore.
Then we will suppose that it is good for even SIO per ton
net. See what you have in one claim.
It is often the case that too many cl
company operating the proposition.
work is done on this cl
a dised in showafts in several places jn
aims confuse the
A little development
aim, but not enough to open it up
to make it a mine. A little of the same kind of work is
done on another, and another, and so on, until the company finds its cash all gone and its energies divided. In
other words, it has no money left for operating, no claim
at a point where it is a shi
pper, and everything is abandoned. Had this same company concentrated its. energy
on one vein or some one promising claim in its group,
it would have had this one producing and bringing the
cash to the surface,
‘There is a theory among the pioneer mining men
that if a mam has a vein it is a pretty good idea to follow
it and get the value out of it. For this reason the crosscut tunnel which entered barren granite and was driven
through to intersect the veins at right angles, or nearly
SO, is not so popular an idea as it was two
Mining men are becoming more practical and less spectacular. ‘They are beginning to realize th
at mining to he
successful must be conducted on a successful business
basis.
years ago.
The adit, or tunnel driven on the y
be popular. ‘The-same results are obt
obtained in driving a cross-cut.
probability that the vein on Which th
ein, will always
ained that are to be
There is always the
¢ bore is being driven