Why does each mineral have its own definite crystalline pattern?

Which agents contribute to erosion? sunlight. shorelines. moving water. ice and glaciers. humans and animals.

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.

The largest employer of cartographers is the