Galena—A heavy, glittering mineral, principal ore of lead metal. Garnet Almandine—The true "garnet-red" garnet mineral. Andradite—Green crystals from central California. Grossular—A greenish garnet illustrated by a well-formed crystal. Pyrope—Wine-colored grains in a California eclogite...
There are a few things that don’t seem to fit even though they seem to belong. See mineraloids.The Elements Gold is a soft metallic element. Its symbol is Au. It is very dense. As one of the noble metals it is resistant to corrosion and oxidation in moist air. Copper is a soft...
The fascinating thing about this mineral is how much it looks and feels like plain lead, when it's actually a compound, lead sulfide, with a crystal structure identical to that of table salt. My dad has huge crystals of galena, and for years I thought they were crystallized lead metal, ...
Both Missouri and Wisconsin have named galena as the official state mineral, while in Kentucky, this honor was awarded to coal. Nevada and Texas celebrate silver as the official mineral of both states. Alaska, California, and North Carolina all list gold as the state mineral, which reflects th...
I had to do some research on lead when I was remodeling my house and found out that a lot of my house had lead paint on it, and it's really scary to think about all the health problems it can cause. I especially worry about people who live in old houses with things like lead pai...