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 277 0 SHARE Facebook Twitter Amazon Goldbox Deal: List Price: $35.76 Deal Price: $13.86 You Save: $21.90 (61%) Space Age Crystal Growing Kit Expires Feb 21, 2017