Modifiers matching gemstone:

• colored,
• organic,
• brazilian,
• porous,
• precious,
• valuable,
• loose,
• untreated,
• fancy,
• rough,
• nigerian,
• indian,
• popular,
• natural,
• semiprecious,
• color,
• healing,
• reflective,
• hard,
• coloured,
• fine,
• refractive,
• real,
• fragile,
• dark,
• nonporous,
• exciting,
• soft,
• rare,
• beautiful,
• yellow,
• unusual,
• transparent,
• brilliant,
• clean,
• colorful,
• large,
• polished,
• white,
• solid,
• bright,
• hardest,
• genuine,
• durable,
• important,
• small,
• additional,
• synthetic,
• crystalline,
• native,
• harder,
• black,
• flawless,
• opaque,
• colorless,
• faceted,
• african,
• exotic,
• sensitive,
• artificial,
• common,
• vibrant,
• expensive,
• red,
• traditional,

Simple categories matching black:

• stone,
• show,
• fruit,
• tea,
• element,
• substance,
• material,
• group,
• unit,
• container,
• surface,
• clothes,
• mineral,
• college,
• cat,
• product,
• tradition,
• practice,
• pattern,
• leaders,
• music,
• region,
• design,
• enterprise,
• professional,
• lure,
• object,
• clothing,
• bird,
• carbon,
• experience,
• life,
• facility,
• institution,
• cloth,
• intellectual,
• family,
• friend,
• plastic,
• band,
• appliance,
• part,
• person,
• race,
• stuff,
• drawing,
• animal,
• film,
• magazine,
• coating,
• creature,
• genre,
• text,
• feature,
• tone,
• glass,
• marker,
• organization,
• pigment,
• community,
• area,
• style,
• school,
• fabric,
• folk,
• covering,
• production,
• coffee,
• document,
• leader,
• character,
• conservative,
• content,
• thing,
• trinket,
• publication,
• hairstyle,
• tub,
• line,
• medium,
• gemstone,
• papers,
• power,
• body,
• image,
• item,
• culture,
• pet,
• scholar,
• woman,
• neighborhood,
• polymer,
• berry,
• level,
• paint,