3C) suggest that early-formed fluorapatite was partially replaced by later scheelite. Late calcite veins in HSR2 crosscut scheelite, fluorapatite as well as quartz (Fig. 3D). Calcite veins are seen to be emplaced along fractures in fluorapatite grains (Fig. 3E).The altered adakite sample (HUV...
The Travertine Hot Springs just south of Bridgeport were wonderful, a real-time example of how silica-rich layered rocks like Agates are formed. The springs have been here in the valley for millennia, boiling up from the deep-water sources which heat the mineral-rich fluid to 110-115 degrees...
Yes, there are igneous uranium-rich ores that are the source material but we depend on plants to extract, bioaccumulate, die, decompose, and wash away to concentrate uranium over untold millions or billions of years. This is why when we go mining uranium, we’re usually looking for sediment...