Is Serpentine Toxic? (6 Need To Know Facts For Beginners)

No, serpentine is not a toxic rock. The misconception is that chrysotile asbestos (a fibrous mineral) is one of three minerals that make up serpentine. However, the association with chrysotile asbestos has been the downfall of this stone. It only becomes toxic if it is disturbed. Is Serpentine Toxic? (A Beginner’s Guide) 1) Serpentine Is Not A … Read more

Can Biotite Scratch Glass? (ANSWERED)

Biotite cannot scratch glass on its own. In this article, we’ll examine both materials in detail to get a better sense as to why biotite cannot scratch glass. Can Biotite Scratch Glass? (EXPLAINED) To understand why one material can scratch another, we generally start with the hardness and chemical makeup of a material. Amateur geologists … Read more

Can Coal Scratch Glass? (ANSWERED)

No, coal cannot scratch glass. In the article that follows, you learn what you need to about coal, and why it is that coal cannot scratch glass. Can Coal Scratch Glass? (EXPLAINED) When it comes to scratching glass, coal is one of the least available types of rock or minerals that can do the job. … Read more

Shungite vs Obsidian: What Are They, And What’s The Difference?

The fascinating mineraloids of shungite and obsidian resemble one another and have curious similarities and marked differences. In this article, you’ll learn about these two materials, and how they are similar and different. Shungite vs Obsidian (EXPLAINED) Shungite consists mainly of the element carbon, lacks a common crystal structure, and is silvery black in color. Black … Read more

Fowlerite: Identification, Uses, and Meaning

A mineral made of a zinc-bearing rhodonite, Fowlerite was named by Charles Upham Shepard in 1832 in commemoration of Dr. Samuel Fowler of New Jersey who was a physician who had a very large interest in science as well as business. He was also a US Congressman representing New Jersey from 1833 to 1837. He … Read more