I
S
-
Salt -
Sapphire -
Sardonyx -
Sausserite -
Scapolite -
Scheelite -
Scolecite -
Sea Bamboo -
Selenite -
Septarian -
Seraphinite -
Serpentine -
Shiva Stone -
Shungite -
Silicon -
Silicon Carbide -
Smoky Quartz -
Soapstone -
Sodalite -
Spinel -
Spirit Quartz -
Stichtite -
Stilbite -
Strawberry Quartz -
Stromatolite -
Sugilite -
Sunstone -
Super Seven (Cacoxenite)
