Rarity and Spike go to Canterlot to find the Blue Sapphire Gem. During there stay at Canterlot Rarity runs into many problems, including a kidnapping of Spike from an unknown group of bandits. She is forced to find the gem for them in return for her save departure.
Her beloved dragon? She does care!!!
This is not bad. Not bad at all.
There were a few grammar and "wall of text" issues, but it wasn't like I couldn't read it.
Also it's best to start a new paragraph whenever there is a new speaker, like so:
It just makes reading it better. I'm not grammar-Nazi-ing your fic. I like it, and I just wanna leave some tips.
I'm not sure if the story line particularly interests me, but I will continue reading just to see. It is hard not to appreciate a story, especially when I consider I don't feel like writing. good luck with the rest!