Quartzite is a non-foliated metamorphic rock that is produced by the metamorphism of sandstone. It is composed primarily of quartz. The specimen above is about two inches (five centimeters) across.
Industrial Hemp Facts. Industrial hemp is a variety of Cannabis sativa and is of the same plant species as marijuana. However, hemp is genetically different and distinguished by its use and chemical makeup. Industrial hemp refers to cannabis varieties that are primarily grown as an agricultural crop.
For Colorado's earlier proposed amendment to state statutes related to cannabis, see Colorado Amendment 44.he amendment declares that industrial hemp should be regulated separately from cannabis with higher THC concentrations, and requires the Colorado General Assembly to enact legislation governing the cultivation, processing, and sale of industrial hemp by no later than July 1, 2014.