The California missions used adobe, timber, stone, brick, and tile.
The most commonly used material to make needles was antler, sometimes bone was used.
Missions are used to convert Native-Americans to Christianity. In the US southwest, Spanish missions were usually devoted to converting Native Americans to Catholicism.
Conditions that make material harmful is that when it is used for harming/destroying/killing/polluting the environment and the people.
Horses were at missions because people would have to go to places. Also, horses were used to carry things if people couldn't do it or if they had to send something.
Velour material is material used to make tracksuits etc.
The rich people used silk, and the poor/middle class used cotton or something
Cloth. The Indians used blankets for their saddles. But most people rode bareback at the start of riding.
what materials were used to make aboriginal objects
The material is Horse Hair :)
Missions are still being used today.
Because they were used to build the missions make soap and candles.
Steel is used.