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botryoidal's Usage Examples:

A botryoidal texture or mineral habit is one in which the mineral has a globular external form resembling a small bunch of grapes (botrys in ancient Greek).

It is a globular, botryoidal or stalactic concretionary form of opal.

It has a pearly lustre and forms botryoidal masses.

octahedral, dodecahedral) Aggregation of crystals or aggregates (fibrous, botryoidal, radiating, massive) Crystal appearance (foliated/lamellar (layered),.

yellow to brown to dark brown amorphous mineral, sometimes forming a botryoidal mass.

mineral crystallizes in the monoclinic crystal system, and most often forms botryoidal, fibrous, or stalagmitic masses, in fractures and deep, underground spaces.

The typical habit is as earthy botryoidal masses.

the orthorhombic crystal system, and most often forms as stalactitic or botryoidal aggregates, with only just the crests of small crystals showing any faces.

use of mimetite is as a collector's specimen, often creating attractive botryoidal crusts on the surface of the specimen.

Early–Middle Cambrian boundary; fossils from the Early Cambrian are preserved in botryoidal hematite, whereas those from the Middle Cambrian are preserved in the.

include pendant cement, meniscus cement, isopachous cement, needle cement, botryoidal cement, blocky cement, syntaxial rim cement, and coarse mosaic cement.

It forms waxy botryoidal to crusty masses with color varying from white through green, blue, yellow.

are noted as a source of quartz crystals, including green moss agate, botryoidal geodes, Needle Peak sagenite, and pompom agates.

Psilomelane has no definite chemical composition and occurs as botryoidal and stalactitic masses with a smooth shining surface and submetallic lustre.

It is green, often botryoidal, and occurs in the oxidation zone of some metal deposits.

Tyrolite forms glassy blue to green orthorhombic radial crystals and botryoidal masses.

It typically forms as irregular masses or botryoidal forms.

crystallographically quite distinct, the two minerals exhibit similar massive or botryoidal external form and are not readily distinguished without detailed chemical.

botryoidal's Meaning':

resembling a cluster of grapes in form