Rock: Mineral information, data and localities.
Por um escritor misterioso
Descrição
A rock is a naturally-occurring solid aggregate of one or more minerals, mineraloids or, in some cases, organic material. Sediments are the unconsolidated
Acanthite: Mineral information, data and localities.
16 Energy and Mineral Resources – An Introduction to Geology
Greenstone: Mineral information, data and localities.
Acanthite: Mineral information, data and localities.
Sulfur Mineral Physical - Optical Properties, Uses » Geology Science
Graphite: Mineral information, data and localities.
Rocks and minerals - British Geological Survey
Rocks guide – Field Studies Council
mindat.org – A Minerals Database – Inside Science Resources
Minerals and metals in New Zealand - GNS Science
VINTAGE Rocks And Minerals Magazine NUMBER 243 Mineralogy Lapidary
Geode, Crystals, Formation & Structure
Steatite: Mineral information, data and localities.
de
por adulto (o preço varia de acordo com o tamanho do grupo)