Definitions

1. noun

A mineral, a variety of plagioclase feldspar, that is rich in calcium and has a composition between anorthite and labradorite.

“The geologist analyzed the sample and found that it contained bytownite, which was a key component in determining the rock’s composition.”

2. adjective

Relating to or characteristic of Bytownite.

“The geologist described the rock formation as bytownite-rich, indicating its high concentration of this specific mineral.”