I'd imagine those would be very easy things to check. Per the article, the meteorite was identified as being an exceedingly rare (9 on earth. Total.) CI1 carb

I'd imagine those would be very easy things to check. Per the article, the meteorite was identified as being an exceedingly rare (9 on earth. Total.) CI1 carbonaceous chondrite. I suspect the claims will likely be debunked, but not for the reasons you gave.