These games artificially move the camera, such as thumbstick player movement or on rails camera movement. They can allow for a wider range of experiences, but the downside is that they make many people sick and can be detrimental to presence.
because like more valuable things they are much more rare and they are very hard to find. many rocks are worthless because you can find them anywhere, but rare ones are expens â¦ ive because they are much harder to come across....... .... and because wealthy people like things that shine, sparkle, and have pretty colors.
A mineral's streak color may differ from the color of the mineral itself. This characteristic is most useful for minerals that are relatively soft (have a hardness less than 7) and which have a characteristic streak color. mineral is able to scratch a mineral with a lower number and can, therefore be scratched by a mineral with a higher number. (The links are to photographs of samples of the minerals. Place your mouse over each image link to view it in a separate window. Close the window to return to this page and continue.