Answer:
granite is mainly composed of quartz and diorite does not contain quartz
Obsidian texture is glassy and basalt texture is large and vesicular
Tuff is medium hard and rhyolite is hard in the nature
Explanation:
granite differ from diorite
granite
(1) granite is mainly composed of quartz
(2) granite found in various colour like pinkish, white and black
diorite
(1) diorite does not contain quartz
(2) diorite spots if found in black, white and grey
basalt differ from obsidian
obsidian
(1) Obsidian texture is glassy
(2) Obsidian is found in vibrant colour like Orange , Red and yellow
basalt
(1) Basalt texture is large and vesicular
(2) Basalt is found in Black, Brown and Greyish Shade
rhyolite differ from tuff
rhyolite
(1) rhyolite is hard in the nature
(2) rhyolite is silica enrich igneous rock
tuff
(1) Tuff is medium hard
(2) Tuff is formed from volcanic ash that is come out during volcanic eruption