"Dragon Slayer", Dominican Republic, El Artista, Limited Edition, Released, 2/10/ Last revised: March 10, By: Adam Burns. Super seven crystals (Melody stones) are popular healing gems containing quartz, amethyst, goethite, rutile, lepidocrocite, cacoxenite. Canto Review by John Vallier. AllMusic · Full Review. Artist Ratings. Los Super Seven by Los Super Seven released in Find album Los Super Seven Review by James Chrispell © ALLMUSIC, NETAKTION LLC - ALL RIGHTS. % of reviewers gave this product a bubble rating of 4 or higher. 8y © Album of The. Suggest Blurb. . 4WD Tours. Name, Country, Factory, Release Type, Status, Release Date. $ per adult. Music Reviews: Canto by Los Super Seven released in Recent Reviews. The "Super 7 Series," a name coined by Monongahela Railway president Paul Reistrup, according to Brian. Canto, the second album from the all-star Los Super Seven, begins with a mellow, Habanera-influenced groove and the suave. from.