Miners have also been known to refer to sphalerite as zinc blende, black-jack and ruby jack.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: Miners have also been known to refer to sphalerite as zinc blende, black-jack and ruby jack. ### Response: .