Do Rocks Contain Silica?

Do Rocks Contain Silica? Do rocks contain silica? Most igneous rocks contain between 45 and 70 wt% silica. They range from lower-silica basalt and gabbro to higher-silica rhyolite and granite. Which rock contains the most silica? In a widely accepted silica-content classification scheme, rocks with more than 65 percent silica are called felsic; those with

Where To Buy Silica Gel Packets?

Where To Buy Silica Gel Packets? You can often find silica gel packets at some local hardware and hypermarkets like Home Depot or Walmart. However, even these ‘superstore prices’ are higher than buying directly from a desiccant supplier. Plus, you will have many more options with a desiccant supplier including packet size and unit count.