The most common types of igneous rocks are andesite, basalt, diorite, gabbro, granite, pegmatite, peridotite, porphyry, pumice, rhyolite, syenite, and trap. Answer   Igen â¦ ous rocks are rocks that melt and become molten lava, then harden.he most common types of igneous rocks are andesite, basalt, diorite, gabbro, granite, pegmatite, peridotite, porphyry, pumice, rhyolite, syenite, and trap. Answer   Igen â¦ ous rocks are rocks that melt and become molten lava, then harden.
Felons can also obtain jobs as used car dealers, janitors and cooks. Many of these jobs, just like the above-listed jobs, do not require a background check. The employer just needs someone to work. You can find a well-paying job as a felon.
Responsibilities. Criminalists work with law-enforcement agencies on criminal cases and spend much of their time managing physical evidence. They may, for example, find and collect evidence at a crime scene, take it back to a lab and then analyze and interpret it using scientific techniques and practical experience.