The 2013 Marston Family Vineyard Spring Mountain Cabernet Sauvignon is a notable representation of Napa Valley's rich winemaking heritage. Produced by Marston Family Vineyard, this wine hails from the Spring Mountain District, a sub-appellation known for its unique terroir that contributes to the distinctive characteristics found in its wines.

While specific reviews for this vintage have not been provided, Cabernet Sauvignon from the Spring Mountain District is generally recognized for its robust flavor profile and aging potential. Wines from this region often exhibit a deep, concentrated fruit presence, typically featuring notes of dark berries, such as blackcurrant and blackberry, complemented by hints of spice, earth, and sometimes floral undertones. The elevation and cooler climate of Spring Mountain contribute to a balanced acidity and structured tannins, which are characteristics that can be expected from this 2013 vintage.

Given the reputation of Marston Family Vineyard, it is likely that this wine embodies the elegance and depth associated with the producer's offerings. The vintage year 2013 is often praised in Napa Valley for producing wines with great concentration and structure, a result of a growing season that was both long and even.

In summary, the 2013 Marston Family Vineyard Spring Mountain Cabernet Sauvignon is a wine that promises complexity and depth, characteristics typical of its varietal and region. While specific reviews are not available, this wine is likely to appeal to those who appreciate a well-structured and flavorful Cabernet Sauvignon, with the potential for further development with age.