 ... Miller has scarcely been able to detect any sulphuric acid in the water, and a minute trace only of iron and copper in solution. " When we compare the temperature of the Bath springs, which issue at a level of less than 100 feet above the sea, with...  The Mining and Smelting Magazine - Page 2091864Full view - About this book
 | 1864 - 348 pages
...level of less than 100 feet above the sea, with the Wheal Clifford spring found at a depth of 1350 feet from the surface, we must of course make allowance...of the earth. The difference would amount to about 10° Fahr., if we adopt the estimate deduced by Mr. Hopkins from on accurate series of observations... | |
 | 1864 - 126 pages
...and copper in solution. When we compare the temperature of the Bath springs, which issue at a leTel of less than 100 feet above the sea, with the Wheal-Clifford...the earth. The difference would amount to about 20' Fan., if we adopt the estimate deduced by Mr. Hopkins from an accurate series of observations made... | |
 | 1865 - 388 pages
...level of less than 100 feet above the sea, with the Wheel-Clifford spring found at a depth of 1,850 feet from the surface, we must of course make allowance...accurate series of observations made in the Monkwearmouth sjml'i, near Durham, and in the Dukinfield shaft, near Manchester, each of them 2,000 feet in depth.... | |
 | 1865 - 372 pages
...level of less than 100 feet above the sea, with the Wheel-Clifford spring found at a depth of 1,850 feet from the surface, we must of course make allowance...from an accurate series of observations made in the Monkwcarmouth shaft, near Durham, and in the Dukinfield shaft, near Manchester, each of them 2,000... | |
 | 1865 - 846 pages
...level of less than 100 feet above the sea, with the Wheal-Clifford spring found at a depth of 1350 feet from the surface, we must of course make allowance...the earth. The difference would amount to about 20° F., if we adopt the estimate deduced by Mr. Hopkins from an accurate series of observations made in... | |
 | 1865 - 400 pages
...level of less than 100 feet above the spa, with the Wheal-Clifford spring found at a depth of 1350 feet from the surface, we must of course make allowance...the earth. The difference would amount to about 20° F., if we adopt the estimate deduced by Mr. Hopkins from an accurate series of observations made in... | |
 | British Association for the Advancement of Science - 1865 - 816 pages
...level of loss than 100 feet above the sea, with the Wheal-Clifford spring found at a depth of 1350 feet from the surface, we must of course make allowance for the increase of heat always experienced when wo defend into the interior of the earth. The difference would amount to about 20° Fahr., if we adopt... | |
 | Samuel Birley Rowbotham - 1865 - 240 pages
...said " An increase of heat is always experienced as we descend into the interior of the earth. * * * The estimate deduced by Mr. Hopkins, from an accurate series of observations made in the Monkweannouth shaft, near Durham, and in the Dukenfield shaft, near Manchester, each of them 2,000... | |
 | British Association for the Advancement of Science. Meeting - 1865 - 834 pages
...level of less than 100 feet above the sea, with the Wheal-Clifford spring found at a depth of 1350 feet from the surface, we must of course make allowance...difference would amount to about 20° Fahr., if we adopt tho estimate deduced by Mr. Hopkins from an accurate series of observations made in the Monkwearmouth... | |
 | 1865 - 846 pages
...level of less than 100 feet above the sra, with the Wheal-Clifford spring found at a depth of 1350 feet from the surface, we must of course make allowance...always experienced when we descend into the interior of theoarth. The difference would amount to about 20° F., if we adopt the estimate deduced by Mr. Hopkins... | |
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