Download Quest for the Pillar of Gold: The Mines & Miners of the by George H. Billingsley PDF

By George H. Billingsley

This ebook is a synopsis of the prospectors, their instances and mines, and the minerals they discovered in and round the Grand Canyon. it's a consolidation of knowledge at the topic. it truly is prepared in geographical presentation, from west to east around the quarter.

Show description

Read or Download Quest for the Pillar of Gold: The Mines & Miners of the Grand Canyon PDF

Best energy & mining books

Blowout and Well Control Handbook

As together with his 1994 e-book, complex Blowout and good keep watch over, Grace bargains a booklet that offers confirmed practices and systems for good regulate, all in response to good engineering rules and his personal greater than 25 years of hands-on box adventure. particular events are reviewed in addition to designated systems to research possible choices and take on difficulties.

Pressure Transient Formation and Well Testing

This reference provides a finished description of movement via porous media and strategies to strain diffusion difficulties in homogenous, layered, and heterogeneous reservoirs. It covers the basics of interpretation ideas for formation tester strain gradients, and pretests, multiprobe and packer strain brief checks, together with spinoff, convolution, and pressure-rate and pressure-pressure deconvolution.

Oil and Gas Pipelines and Piping Systems. Design, Construction, Management, and Inspection

Oil and fuel Pipelines and Piping structures: layout, building, administration, and Inspection promises the entire serious features wanted for oil and fuel piping and pipeline tracking and upkeep, in addition to strategies to reduce high priced disruptions inside of operations. damaged up into logical elements, the e-book starts with assurance on pipelines, together with crucial issues, akin to fabric choice, designing for oil and fuel primary amenities, tank farms and depots, the development and installment of transportation pipelines, pipe cleansing, and upkeep checklists.

Extra resources for Quest for the Pillar of Gold: The Mines & Miners of the Grand Canyon

Example text

And I After 1910, some, if not most, of the ore was hauled forty did love Maggie Averett's raisin pies—she was a wondertul miles to St. Thomas, Nevada, a site now beneath the Virgin cook. There was also the lady from Los Angeles and a tew River arm of Lake Mead. from down on the Muddy [River] in Nevada. " the surface, into the center ot the generally circular ore body By 1951, production at the mine totaled 15,701 tons of with a pear-shaped profile (a breccia pipe, but not recog­ ore containing 24,349 ounces of silver, 6,651 pounds of nized as such by the early miners).

The may be instances of miners taking the copper ore without highest copper content sampled yielded 18 percent copper; filing claims. An old wagon road passes through the limestone the highest uranium oxide content was 19 parts per million narrows of Hidden Canyon west of the mine, where also sev­ (Lane, 1984). The copper ores azurite, malachite, chalcopy­ eral ancient American Indian pictographs can be found. rite, bornite, and chalcocite occurred onlv in small amounts. On April 14, 1982, Pathfinder Mines Corporation made Hematite is commonly associated with the copper minerals, claims on the Hidden Canyon mines and began exploratory especially in large cavities up to two feet in diameter that drillings for uranium.

He was lying in a natural position, with his and removed from the national park, mostly during extrac­ head resting on a rock. An overcoat was buttoned tightly tion programs conducted by the National Park Service and around him. No large bones were broken, but he might private animal humane societies in the 1970s. Today burros have had afall and injured himself internally. More likely are still found in several remote canyons of the Hualapai he became sick and died. The small bones of the hands and and Havasupai Indian Reservations.

Download PDF sample

Rated 4.43 of 5 – based on 35 votes