Galena vs Pseudogalena - What's the difference?
galena | pseudogalena |
(mineral) A mineral, lead sulphide (PbS), mined as an ore for lead.
* 1939 November, Raymond B. Wailes, Chemical Engineering for Home Experimenters'', '' ,
* 1942 , G. F. Loughlin, A. H. Koschmann, Geology and Ore Deposits of the Magdalena Mining District, New Mexico , Geological Survey Professional Paper, Issue 200,
* 1953 , National Research Council (U.S.), Report of the Committee on the Measurement of Geologic Time ,
* 2008 , Sanghamitra Ghosh, Heavy Stable Isotope Investigations in Environmental Science and Archaeology ,
(medicine, obsolete) A remedy or antidose for poison; theriac.
As a proper noun galena
is a place name for a number of united states towns and cities.As a noun pseudogalena is
(mineralogy) false galena, or blende.galena
English
(wikipedia galena)Noun
(en-noun)page 207,
- You can easily extract lead from galena , a natural mineral which has been used in crystal radio receivers.
page 98,
- The galena of the ore contains microscopic inclusions of various forms that become visible upon polished surfaces etched with hydrochloric or nitric acid.
page 132,
- These samples had higher Pb206 and Pb208 abundances than any other galenas yet examined.
page 77,
- Very little galena' has been reported (recovered mostly from burial mounds) in the Great Lakes region indicating that the mineral was not a major interregional exchange commodity during this period. However, numerous '''galenas''' have been recovered from the lower Mississippi Valley region and Florida indicating that ' galena was part of an important north-south exchange system (Walthall 1981).
- (Parr)