Making Chalcanthite Crystals

Chalcanthite (CuSO4⋅5H2O) -- Here's my journey to making chalcanthite crystals. (Not a mineral, since these will be man-made). I love these deep blue crystals. It's a part of the triclinic system (so all side lengths are different and all interior angles are different.

These are the videos I based my process on:
(1) All About Chalcanthite | Unboxing & Growing ELECTRIC BLUE Gems
   • All About Chalcanthite | Unboxing & G...  
(2) Growing Copper sulfate giant crystal at home! Grow crystals chemical experiment (4K)
   • Growing Copper sulfate giant crystal ...  
(3) DIY Crystal at Home (2) - Copper(II) Sulfate
   • DIY Crystal at Home (2) - Copper(II) ...  

All the videos above use a 1 part powder for 2 parts water, except for the third video. To make a cluster, the video uses the ratio of for every 3 grams of solute, 4 mL of water