Home Amazon Goldbox deals Amazon: Space Age Crystal Growing Kit: 4 Crystals (Quartz, Emerald, Amethyst) Amazon Goldbox deals Amazon: Space Age Crystal Growing Kit: 4 Crystals (Quartz, Emerald, Amethyst) By ARCOM - 8 February 2017 249 0 SHARE Facebook Twitter Amazon Goldbox Deal: List Price: $35.76 Deal Price: $16.99 You Save: $18.77 (52%) Space Age Crystal Growing Kit Expires Feb 21, 2017