Selenite with Aura coating  
2 Available.
Choose A or B they very similar
 
Measurements (approximately)
Seee photo 
 
Weight 
A is 108 gram
B is 132 gram  
 
Metaphysical
Seelnite is known to Be a great tool to charge your other crystals.   Just lay your crystals on top for few hours or over night.
 
Remember YOU are the power, use your intention wisely....