The key can help guide you to the correct rock identification.
Rock and mineral identification guide pdf.
Then determine the texture of the rock and based on the two identify t he rock name.
It is important as a rock forming mineral.
Specimens for personal or classroom use.
How to identify rocks and minerals by jan c.
This is measured with the mohs scale and refers to the minerals contained within a rock.
Coarse grains are visible to the naked eye and the minerals can usually be identified without using a magnifier.
You may need to use a magnifier.
Difficult rocks elementary students find lots of rocks that you will not be able to identify.
Freeport mcmoran copper gold foundation.
To identify name igneous rocks you determine two things about the rock.
Rock mineral and fossil collections.
Is the rock made of crystal grains.
Muscovite is a member of the mica mineral group.
Rasmussen revised from a booklet by susan celestian 2012 donations for reproduction from.
Fine grains are smaller and usually cannot be identified without using a magnifier.
Rock and mineral kits.
Olivine is a group of minerals that come from magma.
First determine composition which is based on mineral content or color if you can t see minerals.
It is more important as a rock forming mineral than as a collectible specimen.
Does it have a lot of flat shiny faces may be tiny or small that reflect light like little mirrors.
In simple terms hard rock scratches glass and steel usually signifying the minerals.