Richard Kerschagl’s economic-statistical article surveys beryllium’s growing industrial importance and the changing geography of its production. Moving from metallurgical applications through two international production tables to reserves and prices, it argues that the metal’s expansion must be understood through technological improvements, newly exploited deposits, and widening economic uses. Its statistical qualifications are central: recorded increases can reflect better reporting as well as greater extraction.
Kerschagl begins by connecting beryllium’s strategic importance to its lightness, resistance to heat and corrosion, alloying properties, and low neutron absorption. Aircraft construction, nuclear technology, and rocketry give these characteristics particular significance:
Beryllium wird daher als Moderator oder Reflektor oder Isoliermaterial bei der Verwendung von spaltbarem Material verwendet, desgleichen in Reaktorsystemen mit hoher Temperatur.
English translation: Beryllium is therefore used as a moderator or reflector or insulating material in the employment of fissile material, likewise in reactor systems with high temperature.
Alongside these specialized applications, he emphasizes copper alloys, which account for most beryllium alloy use and require only small additions of the metal. He then distinguishes the concentration of metal and alloy manufacture in American and British firms from the worldwide distribution of raw-material extraction. This separation between processing and mining supplies the framework for his production survey.
The first table presents average concentrate production for 1947–1951 and annual figures for 1952–1956. Estimated world output rises from 4,900 to 12,500 short tons across those endpoints. Kerschagl identifies India, Brazil, the Belgian Congo, and Argentina as the leading producers in 1956, contrasting their position with the earlier predominance of Brazil and southern African producers.
Während, zum Beispiel, die Produktion Indiens und des belgischen Kongo rapid gestiegen ist, ist die Produktionsziffer etwa in Südafrika und Südwestafrika in ihrer Gesamtbedeutung gegenüber der Weltproduktion erheblich zurückgegangen.
English translation: While, for example, the production of India and of the Belgian Congo has risen rapidly, the production figure in South Africa and South West Africa, say, has declined considerably in its overall significance relative to world production.
The change concerns relative weight as well as absolute output. Yet Kerschagl immediately qualifies the apparent precision of the ranking: Brazilian and Indian figures are estimates, while improved statistical coverage partly explains the conspicuous increases recorded for India and the Belgian Congo. Soviet production may be underestimated; Chinese and North Korean data are absent. Canadian extraction might be partly included in American mine shipments. His distinctions among production, exports, imports, and shipments prevent the tables from functioning as transparent measures of a fully known world total.
The second table extends annual coverage back to 1945. Its accompanying notes explain differences in coverage and the shift from metric tons to short tons, making comparability itself part of the analysis. Kerschagl also separates concentrate output from recovered metal: improvements in extraction mean that metal production can grow faster than the reported quantity of raw material.
The final section places these developments against wartime exploration and reserve estimates. German efforts to locate workable deposits in Reich territory and occupied southeastern Europe had yielded disappointing results. Subsequent expansion, especially in Argentina, India, and the Belgian Congo, exposed the limitations of earlier global estimates. Although Kerschagl reports a much larger contemporary estimate of available material, he treats reserves as dependent on what is known and economically workable.
Die Möglichkeit der Neuentdeckung solcher Lager ist natürlich in hohem Grade verknüpft mit dem Preis des gewonnenen Berylliums.
English translation: The possibility of newly discovering such deposits is of course bound up to a high degree with the price of the beryllium extracted.
Price thus enters the account as a condition of exploration, but not as a simple predictor of output. Kerschagl notes a price decline from the 1950 peak to the first quarter of 1958 while production continued to expand:
Die jeweiligen Produktionsziffern sind allerdings der Preisentwicklung durchaus nicht gefolgt, ja es ist vielfach nach einem erheblichen Preisrückgang eine bedeutende Produktionssteigerung erfolgt.
English translation: The respective production figures have, however, by no means followed the development of prices; indeed, in many cases a considerable fall in price has been followed by a significant increase in production.
His explanation links lower prices to additional economically viable applications—the margin of use—and improved production and alloying techniques to higher unit margins. The article’s enduring interest lies in this connection between statistical caution and economic interpretation: beryllium’s apparent resource base and production trajectory depend not merely on geology, but also on reporting practices, recovery technology, and the changing economics of industrial use.
This work was divided into 5 sections when it entered the library's research corpus—an apparatus for search and citation, not necessarily the author's own table of contents. Each title opens its summary.
Put a question to this work; the Librarian answers from its 5 sections and cites the passage.
Ask the Librarian