tantalite
noun
tan·ta·lite
ˈtan-tə-ˌlīt 
: a mineral consisting of a heavy dark lustrous oxide of tantalum and usually other metals (such as iron or manganese)
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“Tantalite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tantalite. Accessed 16 Mar. 2025.
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tantalite
noun
tan·ta·lite
ˈtant-ᵊl-ˌīt
: a mineral consisting of a heavy dark shiny oxide of tantalum and other metals
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