Minerals
Minerals are naturally occurring inorganic substances with a specific chemical composition and crystalline structure. They are the building blocks of rocks and are classified by their chemical composition and crystal system.
Showing 4561-4620 of 5,084 specimens
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Tischendorfite
Tisinalite
Hardness: 5
Tissintite
Tistarite
Titanium
Hardness: 4
Titanoholtite
Titanomaghemite
Titanowodginite
Hardness: 5.5
Titantaramellite
Tivanite
Hardness: 5.5
Tlalocite
Hardness: 1
Tlapallite
Hardness: 3
Tobelite
Hardness: 2
Tobermorite
Hardness: 2.5
Tochilinite
Hardness: 1 - 1.5
Tocornalite
Todorokite
Hardness: 1.5
Tokkoite
Hardness: 4 - 5
Tokyoite
Hardness: 4.5 - 5
Tolbachite
Tolovkite
Hardness: 7.5
Tomamaeite
Tomichite
Hardness: 6
Tondiite
Hardness: 3 - 3.5
Tongbaite
Hardness: 8.5
Tooeleite
Hardness: 3
GemTopaz
Hardness: 8
Topsøeite
Törnebohmite-(ce)
Hardness: 4.5
Törnebohmite-(la)
Hardness: 4.5
Törnroosite
Hardness: 5
Torrecillasite
Hardness: 2.5
Torreyite
Hardness: 3
Torryweiserite
Tosudite
Hardness: 1 - 2
Toturite
Tounkite
Hardness: 5 - 5.5
Tourmaline
Hardness: 7
Townendite
Hardness: 5 - 6
Toyohaite
Hardness: 4
Trabzonite
Tranquillityite
Transjordanite
Traskite
Hardness: 5
Trattnerite
Treasurite
Trébeurdenite
Trebiskyite
Trechmannite
Hardness: 1.5 - 2
Tredouxite
Hardness: 3
Trembathite
Hardness: 6 - 8
Tremolite
Hardness: 5 - 6
Trevorite
Hardness: 5
Triangulite
Triazolite
Hardness: 2
Tridymite
Hardness: 6.5 - 7
Trigonite
Hardness: 2 - 3
Trikalsilite
Hardness: 6
Trilithionite
Trimerite
Hardness: 6 - 7
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