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Prospecting For Gold A Handbook Of Practical Information And Hints For Prospectors Based On Personal Experience
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Book Synopsis Prospecting for Gold by : Daniel J. Rankin
Download or read book Prospecting for Gold written by Daniel J. Rankin and published by . This book was released on 1901 with total page 200 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Prospecting for Gold; a Handbook of Practical Information and Hints for Prospectors, Based on Personal Experience by : Daniel J. Rankin
Download or read book Prospecting for Gold; a Handbook of Practical Information and Hints for Prospectors, Based on Personal Experience written by Daniel J. Rankin and published by Rarebooksclub.com. This book was released on 2013-09 with total page 38 pages. Available in PDF, EPUB and Kindle. Book excerpt: This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1901 edition. Excerpt: ...of no compound which would be formed from natural products by the method which would mislead by staining the ash a colour at all similar to the distinctive purple of finely divided gold. Small parts are chipped from all the sides of a mass of rock, amounting in all to about i-02.; this is finely powdered in a steel mortar, and well mixed; about half of it is placed in a capacious test tube, and then partly filled with a solution made by dissolving 20 grains of iodine and 30 grains of iodide of potassium in about 11cents oz. of water. The mixture thus formed is thoroughly agitated by shaking and warming; then after all particles have subsided, dip a piece of pure white filter paper in it, allow it to remain for a moment, then let it drain, and dry it over the spirit lamp. It is then placed upon a piece of platinum foil held by pincers and heated to redness over the flame; the paper is speedily consumed, and after heating further, to burn off all carbon, it is allowed to cool, and then examined. If at all purple, gold is present in the ore, and the relative amount may be approximately deduced as much, fair, little, or none. This method takes but little time, and is very trustworthy (see p. 171). Amalgamation Test. The following simple method for the detection of gold in quartz, pyrites, &c., is an adaptation of the well-known amalgamation process, and serves to detect very minute traces of gold. Place the finely powdered and roasted mineral in a test-tube; add water and a single drop of mercury; close the test-tube with the thumb, and shake thoroughly, and for some time. Decant the water, add more, and decant repeatedly, thus washing the drop of mercury until it is perfectly clean. The drop of mercury contains any gold that may hav
Book Synopsis The Practical Engineer's Hand-book by : Walter S. Hutton
Download or read book The Practical Engineer's Hand-book written by Walter S. Hutton and published by . This book was released on 1902 with total page 640 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Aërial Navigation by : Frederick Walker
Download or read book Aërial Navigation written by Frederick Walker and published by . This book was released on 1902 with total page 244 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Surveying with the tacheometer by : Neil Kennedy
Download or read book Surveying with the tacheometer written by Neil Kennedy and published by . This book was released on 1900 with total page 190 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis An Elementary Class-book of Practical Coal-mining, for the Use of Students Attending Classes in Preparation for the Board of Education and County Council Examinations Or Qualifying for First Or Second Class Colliery Managers ́certificates by : T. H. Cockin
Download or read book An Elementary Class-book of Practical Coal-mining, for the Use of Students Attending Classes in Preparation for the Board of Education and County Council Examinations Or Qualifying for First Or Second Class Colliery Managers ́certificates written by T. H. Cockin and published by . This book was released on 1907 with total page 456 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Pumps and Pumping by : Manfred Powis Bale
Download or read book Pumps and Pumping written by Manfred Powis Bale and published by . This book was released on 1901 with total page 200 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Analysis of Oils and Allied Substances by : Arthur Columbine Wright
Download or read book The Analysis of Oils and Allied Substances written by Arthur Columbine Wright and published by . This book was released on 1903 with total page 328 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Masonry Dams from Inception to Completion by : Charles Frederick Courtney
Download or read book Masonry Dams from Inception to Completion written by Charles Frederick Courtney and published by . This book was released on 1897 with total page 228 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Hydro-metallurgy of Copper by : Manuel Eissler
Download or read book The Hydro-metallurgy of Copper written by Manuel Eissler and published by . This book was released on 1902 with total page 312 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Gas Fitting written by John Black and published by . This book was released on 1895 with total page 232 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Petroleum Mining and Oil-field Development by : Arthur Beeby-Thompson
Download or read book Petroleum Mining and Oil-field Development written by Arthur Beeby-Thompson and published by . This book was released on 1910 with total page 478 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Leather Manufacture by : Alexander Watt
Download or read book Leather Manufacture written by Alexander Watt and published by . This book was released on 1906 with total page 576 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Metallurgy of Gold by : Manuel Eissler
Download or read book The Metallurgy of Gold written by Manuel Eissler and published by . This book was released on 1900 with total page 782 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Refrigeration, Cold Storage and Ice-making by : Alexander James Wallis-Tayler
Download or read book Refrigeration, Cold Storage and Ice-making written by Alexander James Wallis-Tayler and published by . This book was released on 1902 with total page 712 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Elements of Electrical Engineering by : Tyson Sewell
Download or read book The Elements of Electrical Engineering written by Tyson Sewell and published by . This book was released on 1905 with total page 532 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis The Mining Engineer by : Institution of Mining Engineers (Great Britain)
Download or read book The Mining Engineer written by Institution of Mining Engineers (Great Britain) and published by . This book was released on 1911 with total page 822 pages. Available in PDF, EPUB and Kindle. Book excerpt: