RHYOLITE

Miscellaneous

Family: None
Region: None
Mined At: Unspecified
Raw Mineral: Yes
Generic: Yes

Notes

(Richard Willis)

Volcanic rock, essentially of quartz, potassium feldspar; also, albite, biotite. Formed by magma emissions rich in silica. see pumice

Authors

Richard Willis (Owner)

XML

<?xml version="1.0" encoding="UTF-8"?>
<material name="RHYOLITE" descrip="" generic="1" rawmineral="1" searchkey="" loi="0.00">
<notes>
<note>Volcanic rock, essentially of quartz, potassium feldspar; also, albite, biotite. Formed by magma emissions rich in silica. <FONT SIZE=2>see<B><I> pumice</I></B></FONT></note>
</notes>
</material>

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