| | Journal (article/letter/editorial) | Institution Washington, DC 20013 pohwatp@si.edu ENARGITE Longfellow Mine, Red Mountain District, San Juan...group is the subject of this column—enargite. The name enargite is derived from the Greek έναργ ής...(001). Enargite also occurs in granular or massive habits. One of the characteristics of enargite crystals...are the striations along prism faces. Although enargite has perfect {110} cleavage, it also has distinct...indistinct cleavage. Twinning is common on {320}, and enargite may occur as interpenetrating trillings having | | | Journal (issue) | he spent many hour examining material from this locality under the microscope. As a result of this he undertook...introduction to mineralogists. It is the type locality for nine supergene lead minerals and is internationally...el al.. 2006) for which Leadhills is the type locality, is common and \videsprcad, but cannot be confused...sulphides, often accompanied b minor halcopyrite and pyrite, in quartz veins. Fluorite, barite and calcite...(1819) reported traces of fluorite at the latter locality. Visual CORONADITE Pb(Mn 4 + ,MnH) 80 16 Black |
|