Alphabetical Directory of Stones
S

Sagenite
Sainfeldite
Salesite
Salt
Samarskite
Sandstone
Sapphire
Sarcolite
Sard
Sardonyx
Satyaloka Quartz
Scapolite
Scarab
Scawtite
Sceptre Quartz
Schalenblende
Scheelite
Schist
Schorl
Scolecite
Seamanite
Sedimentary Concretions
Seer Stone Quartz
Selenite
Self-Healed Quartz
Sellaite
Senarmonite
Serandite
Seraphinite
Serefina
Serendibite
Seriphos Green Quartz
Serpentine
Seven-Faced Quartz
Shale
Shaman Stone
Shark's Teeth
Shattuckite
Sheet Quartz
Sheet Topaz
Shelly Limestone
Shiva Lingam
Shovel Quartz
Shell
Siberian Blue Quartz
Sichuan Quartz
Siderite
Silica
Sillimanite
Siltstone
Silver
Silver Sheen Obsidian
Simpsonite
Singing Quartz
Sinhalite
Skan
Slate
Smithsonite
Smokey Quartz
Snakeskin Agate
Snow Quartz
Snowflake Obsidian
Soapstone
Sodalite
Sonolite
Spade Quartz
Spangolite
Spar Kyanite
Spectrolite
Specular Hematite
Spessartine
Spessartine Garnet
Sphaerocobaltite
Sphalerite
Sphene
Spider Jasper
Spinel
Spiral Quartz
Spirit Quartz
Spodumene
Stalagmites
Stannite
Star Ruby
Star Sapphire
Staurolite
Steatite
Steel
Stellar Beam Calcite
Stephanite
Stibiotantalite
Stibnite
Stichtite
Stilbite
Stillwellite
Stinking Water Plume Agate
Strawberry Quartz
Strengite
Strombolite
Strontianite
Sugilite
Sulfur
Sunstone
Svabite