Answer:

geode

AnswerCrossword Clue
GEODECrystal filled cavity
GEODECrystal-lined stone
GEODEHollow stone, often crystal-filled
GEODEWhere to look for crystals
GEODEHollow rock
GEODEHollow stone
GEODECrystal-lined rock
GEODESparkly paperweight
GEODEGlittery stone
GEODECrystalline stone
GEODEIowa's state rock
GEODEGlittery rock
GEODESparkly stone
GEODEHollow rock with crystals
GEODECrystal-lined nodule
GEODEStone nodule often containing crystal
GEODECrystal ball?
GEODERock filled with sparkles
GEODEHollow, crystal-filled rock
GEODECrystal-filled rock
GEODECrystal-filled natural wonder
GEODEQuartz repository
GEODECollector's stone
GEODECrystal-center rock
GEODEglittery rock
GEODECrystallized stone
GEODEAmethyst source
GEODECrystal-bearing rock
GEODERock containing crystal
GEODERock-shop curiosity
GEODEHollow crystalline rock
GEODECrystalline rock
GEODECrystal-filled stone
GEODEStone nodule.
GEODEStone nodule with crystal-lined cavity.
GEODEStone with a crystal-lined cavity.
GEODEStone with crystal-lined cavity.
GEODECrystal-lined rock cavity.
GEODEStone containing crystals.
GEODECrystal-lined stone.