Italy's Valpolicella wine route: top 10 guide. 1  Verona's vineyards, once renowned for churning out basic pizzeria plonk, are now producing some of the country's finest reds. From tastings over home-cooked pasta to stays in an 'agriturismo', here are our key picks for a tasty tour of the region.
bauxite is the color of like dark greenish-blackish.
Bauxite is an aluminum-rich sedimentary rock. It is the principal ore of aluminum. Aluminum in bauxite is hosted by aluminum hydroxide minerals, mostly gibbsite 4. The major impurities are iron oxides and hydroxides (which give reddish color to most bauxites) and clay minerals. Bauxite is a weathering product of aluminum-bearing rocks (usually igneous rocks).