There are no ages for Baryte at Bluebird Kyanite Mine (Vitrefrax Corporation Property; Vitrefrax Mine; Bluebird Hill Kyanite Deposit; Drifted Snow; Foster Bluebird Mine; Bluebird Mine; Ogilby Kyanite Deposit), Vitrefrax Hill (Bluebird Hill), Obregon, Cargo Muchacho District (Hedges District; Ogilby District), Cargo Muchacho Mts, Imperial Co., California, USA