ma re
Ideal_Rock
- Joined
- Aug 10, 2008
- Messages
- 2,698
Just a slight thread-jack;
TL, I''m pretty sure you know this, but it doesen''t hurt to mention that with sphene you have to be aware of the possible imposters - synthetic garnets. Some can have the same high dispersion of a sphene, but lack of birefringence is the most obvious difference.
TL, I''m pretty sure you know this, but it doesen''t hurt to mention that with sphene you have to be aware of the possible imposters - synthetic garnets. Some can have the same high dispersion of a sphene, but lack of birefringence is the most obvious difference.