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After many years of geographical and bibliographical journeys, William Panczner has completed a project that many of us would have loved to initiate, but did not undertake because …
Only a few years ago, if you needed an appraisal of The revolution in the personal property appraisals gems and jewelry for any reason, you asked your local field (of which jewelry …
of a Roman numeral, an alphabetic character and an Arabic numeral. This designation constitutes the classification symbol based on the system in Mineralogische Tabellen by Hugo …
Few knowledgeable people would deny that the field of mineral exploration is facing some difficult times in the foreseeable future. Among the woes, we can cite a worldwide economic …
Some of the simpler measurements of optical mineralogy are so precise and powerful that they give satisfaction to beginning students. Not long after mastering the strike and dip of …
In 1866 William P. Blake, professor of mineralogy, geology and mining at the College of California, parent to the University of California, Berkeley, prepared as a report to the …
The present work. Authigenic Minerals in Sedimentary Rocks, is designed for the broad circle of lithologists, and also for the geologists and geochemists who are studying …
Each gem deposit-whether of primary origin in the parent rocks; or secondary as alluvial placers in valley floors, river gravels, or the sand of oceanic shelves- presents an …
There has long been interest in the flow of fluids through permeable aqui- fers. Stratigraphic trapping of oil and gas by permeability changes in an aquifer and the amounts of …
There is more to appraising jewelry than just being parable sales and a value determination. Then, all this able to put a dollar value on an item. The title of ap- information, …