Author: Edson S. Bastin
The term texture as used here refers to the smaller features of ores which are dependent on the size, forms, and arrangement of the component minerals and in some cases upon such features as mineral cleavage, mineral parting, mineral contacts, and minor fracturing. These features can be observed in hand specimens either with the unaided eye or with the microscope. For those larger features of ore deposits that are dependent upon folding, faulting, jointing, bedding, etc., the term structure is applied. Since the distinction between texture arid structure is in important part one of size, the writer reserves some latitude in the descriptions. This usage of the terms texture and structure conforms to that commonly adopted by petrographers, and this is desirable since ores are merely unusual rock types…
Published: 12/05/1950
Pages: 101
Product Category: EBooks