get a mineral tester and find it cheap. some rip you off
luster
All minerals have luster. There are different types of luster. Pyrite has metallic luster.
Luster is not a good property for identifying minerals because many minerals look similar. Your best way of knowing which mineral is which is by measuring their hardness.
Some do some do not.
A waxy luster gives minerals a shiny appearance.
luster
luster
You can test its hardness on other minerals to find it hardness. It can help classify it better.
A waxy luster gives minerals a shiny appearance.
No, not all have glassy luster
luster
You would need to look at the individual minerals. A rock does not have a luster.
You would need to look at the individual minerals. A rock does not have a luster.
Luster is simply a way of describing how a mineral reflects light. No minerals absorb 100% of light, so all minerals have some degree of luster.
It's not exactly that rocks don't have luster/can't be shiny, but luster is a characteristic that we typically apply to minerals to help categorize and describe them. Rocks are made up of minerals so you may be able to spot some of the luster within a rock depending on the minerals it is made of.
is luster a phsical property of minerals
Lead has a metallic luster and is white in color. Aluminum, copper all also have metallic luster. Minerals do not have any metallic luster.