Bachelors Theses

Abstract

"Metallurgy of Gold: Problem

Required, description of processes and machinery used in Extraction of Gold (and Silver) from earthy or siliceous ores as found in California

Ores represented by following:--SiO₂ 91.44; S(Zn,Pb)-Cu₂S 1.38; Al₂O₃, FeO &c 6.39; Au .0017, Ag₂S .12, variable in 1st and 2nd class ores

1⁰--The methods &c. employed in treating 1⁰ class ore (i.e. such as exceed in value $150 per ton)

2⁰--The methods &c. in treating 2⁰ class ore, such as contain less than $150 per ton.

Give in detail the chemistry of each process described; also illustrated by drawings of machinery for crushing, separating, retorting, melting, casting &c. including the separation of the gold from the silver.

Give as nearly as possible the commercial value of all products and by-products"--page 2

Department(s)

Materials Science and Engineering

Degree Name

B.S. in Metallurgical Engineering

Publisher

Missouri School of Mines and Metallurgy

Publication Date

1878

Pagination

23 pages, 3 plates

Rights

© 1878 Wilton R. Brown, All rights reserved.

Document Type

Thesis - Open Access

File Type

text

Language

English

Library of Congress Subject Headings

Gold -- Metallurgy

Thesis Number

T 48

Print OCLC #

5919663

Electronic OCLC #

259213815

Comments

Holograph [Handwritten and illustrated in entirety by author].

Download includes a transcription of this handwritten thesis.

Brown 1878_T48_Plate_I.tif (23474 kB)
Reverberatory; Amalgamating Barrel

Brown 1878_T48_Plate_II.tif (14080 kB)
Colorado Stamp Mill

Brown 1878_T48_Plate_III.tif (3271 kB)
Wheeler Pan

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