Spectrum Mid-IR absorbance spectra of bulk EET92042 CR chondrite in KBr pellet under ambient conditions of temperature and pressure Spectrum Mid-IR absorbance spectra of bulk GRA95229 CR chondrite in KBr pellet under ambient conditions of temperature and pressure Spectrum Mid-IR absorbance spectra of bulk LAP04720 CR chondrite in KBr pellet under ambient conditions of temperature and pressure Spectrum Mid-IR absorbance spectra of bulk MET00426 CR chondrite in KBr pellet under ambient conditions of temperature and pressure Spectrum Mid-IR absorbance spectra of bulk MIL090657 CR chondrite in KBr pellet under ambient conditions of temperature and pressure