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Back Issues: July/August 1993


Rocks & Minerals
(68:04)
July/August 1993


FEATURES

220  Changes in Properties of Minerals Caused by Publication


226  Late Cenozoic Reef Mollusk Faunas from Jamaica


232  Minerals of the Morefield Pegmatite, Amelia County, Virginia


243 
Covering the Geological Sciences: A Philatelic Viewpoint


248 
Connoisseur's Choice: Microcline Variety Amazonite, Yucca Hill Prospect, Park County, Colorado


251 
Pyrite Aggregates from Guernsey Limestone Quarry, Washington County, Ohio


260 
Through the Scope: A Closer Look at The Complete Book of Micromounting


264  Rock Chips: How Are Caves Formed?


269 
Colorado Artist Cherry Hunter


275 
In Memoriam: Benjamin Martin Shaub (1893-1993)


277  Spotlight on Juniors: Earth Tremors-Feel the Shake, Rattle and Roll

DEPARTMENTS

213 
Chips from the Quarry

215 
Letters

217 
Geo-Currents


262 
Museum Notes & Announcements

271 
Media Reviews

279 
Coming Events

284 
Classifieds


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