When selecting a Private Key entry alias in the KeyStore window, after introducing the correct password, the Private Key Details are displayed at the bottom of the window. The Private Key Details that can be retrieved this way, are:
Parameters Specification (for Elliptic Curve keys);
Fields, depending on the Algorithm type:
Fields of RSA Private Key: Modulus, Private Exponent, Public Exponent, CRT Coefficient, Prime Exponent P, Prime Exponent Q, Prime Modulus P, Prime Q.
Fields of DSA Private Key: Base Generator G, Prime Modulus P, SubPrime Q, Private Key Value.
Fields of EC/ECGOST3410 Private Key: Private Value S, Cofactor, First Coefficient A, Second Coefficient B, Field Size, Seed, Generator Affine X-Coordinate, Generator Affine Y-Coordinate, Generator Order.
A screenshot for Private Key Details can be seen below: