Answer: one or more
Explanation: Because for example, as I did research on
this question I found a couple of articles that said this for example, one site said" Only a few minerals are rock forming and most rock is made from a combination of the commonest of these such as feldspars, quartz, mica, olivine, calcite, pyroxene and amphiboles.
To see for yourself go on the website https://www.gemrock.net/learn/rocks-minerals