"was distinguishable" is a correct and usable phrase in written English.
You can use it to describe something that can be identified based on its appearance, characteristics, or other qualities. Example: The distant sound of thunder was distinguishable in the quiet night air.
The lock was distinguishable from the others only in that it was shiny.
All that was distinguishable of the plane, which was white with a red stripe, was the tail, she said.
The mLAMP method was distinguishable between WSSV and IHHNV due to the subsequent restriction enzyme analysis.
The mLAMP method was distinguishable between B. bovis and B. bigemina, simultaneously, due to the subsequent restriction enzyme analysis.
Using this system, the capsule was distinguishable from the main spacecraft fragments from approximately 52 to 37 km altitude.
Every nuance of the voice was distinguishable, and every now and then Ms. Wedding moved her computer mouse and erased a stutter or a lengthy pause.
The Court discussed in Cooper, 386 U.S., at 61, 87 S.Ct., at 790, the reasons why that case was distinguishable from Preston.
The inhibitory effect of radicicol was similar on the signaling of all six steroid hormone receptors and was distinguishable from cytotoxic effects that occurred with higher concentrations.
The home-literacy environments of children with and without disabilities was distinguishable only for children's interest; frequency and teaching were comparable.
His attitude toward the constitutional system of the Holy Roman Empire was similar to that of the self-seeking princelings who were his neighbours and from whom he was distinguishable only by talent and power.
The Washington Supreme Court declined to apply this standard of review to the Center's Policy, reasoning that the liberty interest present here was distinguishable from the First Amendment rights at issue in both Turner and Estate of Shabazz.
