(ধাতুবিদ্যা

Noun:

কেলাস বা অন্যান্য আকরিক পদার্থে গঠিত কোটর,

geode's Usage Examples:

A geode (derived from the Greek "γεώδης", meaning "Earth-like") is a geological secondary formation within sedimentary and volcanic rocks.

thunderegg (or thunder egg) is a nodule-like rock, similar to a filled geode, that is formed within rhyolitic volcanic ash layers.

Peabody Museum Celestine crystals are found in some geodes.

The world's largest known geode, a celestine geode 35 feet (11 m) in diameter at its widest point.

38861 La Géode is a mirror-finished geodesic dome that holds an Omnimax theatre in Parc.

A bone cyst or geode is a cyst that forms in bone.

Lane, Virginia Maxey and Mike Mikesell while they were prospecting for geodes near the town of Olancha, California, it has long been claimed as an example.

taped areas shows scallops to the right and miners supports and a large geode up to the left.

of fine crystals on a rock fracture surface or vein or within a vug or geode.

geode's Meaning':

(mineralogy