Quartz SiO2 Slot: Review, Casinos List

Quartz SiO2 Online Slot Logo


Released Sept. 13, 2019
Software provider Spearhead
RTP (return to player) 96.0 %
House edge 4.00 %
Volatility low
Theme Jewels and Gems
Reels 5
Paylines 10
Bonus game No
Free spins No
Wild symbol Yes
Scatter symbol No
Multiplier No
Progressive No
Top win x250
Bet Size 1-1000 EUR

Spearhead is the maker of Quartz SiO2 (published on Sept. 13, 2019), which comes with 10 fixed betways and a RTP of 96.0 %. The variance level is Low and the top win equivalents x250. The gameplay provides Wild, Double-up (gamble) feature special features.


  • This game is decent when it comes to return to player (96.0 %).

  • Wild, Double-up (gamble) feature make the gaming process exciting enough.

  • You can play on any devices.


  • Small maximum possible win (x250).

  • This game does not go with Free spins.