Quartz

Unknown Owner
Source volume: 53, issue: 6, PDF page: 60. Label: Figure 17. Checking for R-G Law parallel r faces on the outside of the twin—using inward facing, sliding, perpendicular jaws on a bar. Devils Mountain Claim, King County, Washington, author specimen and photo. Twin is 2.1 cm across.

Product details

Added on10/22/2024
Publications
  • Mineralogical Record Volume: 53, Issue: 6 page 60