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accession
accession country
accessorial charges
accessorize
accessory
accessory after the fact
accessory apartment
accessory before the fact
accessory mineral
accessory nerve
accessory pigment
accessory shoe
acciaccatura
accidence
accident
accident and emergency
accident insurance
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accessory mineral
ac·ces·so·ry min·er·al (plural ac·ces·so·ry min·er·als)


noun 
Definition:
 
1. trace mineral in igneous rocks: a mineral that occurs in very small amounts within igneous rocks
2. minor mineral: a mineral in igneous rock that occurs in small quantities
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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