Seitenhistorie

h6. *Location:*

Shore of the Wouri river (25 km from the Atlantic ocean), City of Douala (long. 9 42'; Lat. 4 3'), Cameroon.

h6. Provenance:

<!--  /* Font Definitions */  @font-face 	{font-family:Calibri; 	panose-1:2 15 5 2 2 2 4 3 2 4; 	mso-font-charset:0; 	mso-generic-font-family:swiss; 	mso-font-pitch:variable; 	mso-font-signature:-1610611985 1073750139 0 0 159 0;}  /* Style Definitions */  p.MsoNormal, li.MsoNormal, div.MsoNormal 	{mso-style-parent:""; 	margin-top:0cm; 	margin-right:0cm; 	margin-bottom:10.0pt; 	margin-left:0cm; 	line-height:115%; 	mso-pagination:widow-orphan; 	font-size:11.0pt; 	font-family:Calibri; 	mso-fareast-font-family:"Times New Roman"; 	mso-bidi-font-family:"Times New Roman"; 	mso-fareast-language:EN-US;} @page Section1 	{size:612.0pt 792.0pt; 	margin:70.85pt 70.85pt 2.0cm 70.85pt; 	mso-header-margin:36.0pt; 	mso-footer-margin:36.0pt; 	mso-paper-source:0;} div.Section1 	{page:Section1;} -->Mix of (1) ?volcanic source rich in quartz with (2) ?basaltic gas-rich lava; also, (3) some arid-climate components.&nbsp;