Opening the book…
Fracture is the random breakage of a gemstone when being hit with a sharp or hard object along a direction other than then the direction of cleavage or parting. The most common type of fracture is termed "conchoidal" (shell-like).
The types of fracture are:
- conchoidal
- uneven
- even
- splintery
- granular
Sources
- Gemmology 3rd edition (2005) - Peter Read
This page titled 6.3: Fracture was last modified on Fri, 06 May 2022 23:14:22 GMT and is shared under a CC BY-NC-SA 2.5 license and was authored, remixed, and/or curated by gemology via source content that was edited to the style and standards of the LibreTexts platform.
The book could not be loaded just now.