What is the style of this passage, and how is it conveyed?
The White Silence
by Jack London (excerpt)

The Irishman had unwittingly wounded him; for his wife was the half-breed daughter of a Russian fur-trader, married to him in the Greek Mission of Nulato, a thousand miles or so down the Yukon, thus being of much higher caste than the common Siwash, or native, wife. It was a mere Northland nuance, which none but the Northland adventurer may understand.

analytical: the narrator examines the attitudes of a people

contemptuous: the narrator looks down on a primitive society

heavy

Question

What is the style of this passage, and how is it conveyed? 
The White Silence
by Jack London (excerpt)

The Irishman had unwittingly wounded him; for his wife was the half-breed daughter of a Russian fur-trader, married to him in the Greek Mission of Nulato, a thousand miles or so down the Yukon, thus being of much higher caste than the common Siwash, or native, wife. It was a mere Northland nuance, which none but the Northland adventurer may understand.

analytical: the narrator examines the attitudes of a people

contemptuous: the narrator looks down on a primitive society

heavy

anonymous · Answer

heavy: the narrator uses long sentences

colloquial: the narrator uses simple words