$8.95
One (1) Gem Twinned Titanite Sphene Crystal From Brazil - 0.5"
$3.10
Abundance and Distribution of Uranium and Thorium in Zircon, Sphene, Apatite, Epidote, and Monazite in Granitic Rocks
$49.00
6.07 Ct. Exclusive Top Green Natural Sphene Gem
$9.20
Sphene Crystal Chips (1/2" - 3/4") - 1pc.