Other
Explore our comprehensive collection of other. Each specimen includes detailed physical properties, chemical composition, identification tips, and high-quality images.
52 specimens starting with "S" (of 498 total)
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Samarskite Group
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Sand
Hardness: 7
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Sanjuanite-destinezite Group
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Sapphirine Supergroup
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Sarcopside Group
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GemSardonyx
Hardness: 6.5 - 7
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Sartorite Group
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Sborgite Group
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Scapolite Group
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Schalenblende
Hardness: 3.5 - 4
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Scheelite Group
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Schoepite Group
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Schoonerite Group

Sea Glass
Hardness: 5.5-7
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Sedimentary
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Seidozerite Supergroup

Selenite
Hardness: 1.5-2
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Selenium Group
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Sepiolite Group
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Septarian
Hardness: 3-4
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Shell
Hardness: 2.5-3.5
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Shiva Shell
Hardness: 3 - 4

Shungite
Hardness: 3.5 - 4
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Silver Amalgam Group
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Sklodowskite Group

Slag
Hardness: 5.5 - 7
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Smectite Group

Smoky Quartz
Hardness: 7
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Smolyaninovite Group
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Snowflake Obsidian
Hardness: 5-5.5

Sodalite
Hardness: 5.5 to 6
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Sodium Amphibole Subgroup
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Sodium-calcium Amphibole Subgroup
GemSpessartine
Hardness: 7 - 7.5
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Sphalerite Group
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GemSphene
Hardness: 5 - 5.5
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Spinel Supergroup
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Spiny Oyster Shell
Hardness: 3.5
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Spiroffite Group
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Stannite Group
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Staurolite Group
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Steacyite Group
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Steenstrupine Group
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Stibnite Group
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Stilpnomelane Group
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Stoichiometric Perovskites Group
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Straczekite Group
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Strunzite Group
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Struvite Group
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Sulphur Group
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Symplesite Group
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Synchysite Group
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