Sold by piece by weight. Sizes may look similar depending on shape/thickness.
Pictures taken both in natural and artificial light
Each stone has been weighted. 
Stones cranked up by Jay Essex and Diana R. Anaya (Dianimal)
Rhodonite helps the heart calm, come together, and get stronger
XS:  5 to <10g
SM: 10g to <15g
MD: 15g to <20g
LG: 20g to <25g
XL: 25g to 30g