<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; charset=us-ascii"> <STYLE></STYLE> <META content="MSHTML 6.00.6000.16890" name=GENERATOR></HEAD> <BODY id=MailContainerBody style="PADDING-LEFT: 10px; FONT-WEIGHT: normal; FONT-SIZE: 10pt; COLOR: #000000; BORDER-TOP-STYLE: none; PADDING-TOP: 15px; FONT-STYLE: normal; FONT-FAMILY: Verdana; BORDER-RIGHT-STYLE: none; BORDER-LEFT-STYLE: none; TEXT-DECORATION: none; BORDER-BOTTOM-STYLE: none" leftMargin=0 topMargin=0 name="Compose message area" CanvasTabStop="true" acc_role="text"> <DIV dir=ltr align=left><SPAN class=438123004-22082009>The mound beside Pyramid Geyser is known as White Pyramid Geyser Cone according to Lee Whittlesey's "Wonderland Nomenclature".  Other names that have been used are "Snow White Pyramid", "White Cone", and "White Pyramid Throne".</SPAN></DIV> <DIV dir=ltr align=left><SPAN class=438123004-22082009></SPAN> </DIV> <DIV dir=ltr align=left><SPAN class=438123004-22082009>The mound was formed by a hot spring or geyser that is no longer active, although in cold weather some steam can be seen emerging from the remnant of the vent.  Geologist Arnold Hague noted </SPAN></DIV> <DIV dir=ltr align=left><SPAN class=438123004-22082009></SPAN> </DIV> <DIV dir=ltr align=left><SPAN class=438123004-22082009><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA">"...it must have been a geyser for a long time, but never one of the first magnitude... there is nothing to suggest impulsive, violent eruption nor the building up of an outlying mound.<SPAN style="mso-spacerun: yes">  </SPAN>The White Pyramid may have ceased to play owing to the lack of sufficient pressure to force the water to the top of the exceptionally high cone.<SPAN style="mso-spacerun: yes">  </SPAN>The true explanation, however, is more likely to be found in the breaking out of new geysers not far distant."</SPAN></SPAN></DIV> <DIV dir=ltr align=left><SPAN class=438123004-22082009><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA"></SPAN></SPAN> </DIV> <DIV dir=ltr align=left><SPAN class=438123004-22082009><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; mso-fareast-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA">Ralph Taylor</SPAN></SPAN></DIV><BR> <DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left> <HR tabIndex=-1> <FONT face=Tahoma><B>From:</B> geysers-bounces@lists.wallawalla.edu [mailto:geysers-bounces@lists.wallawalla.edu] <B>On Behalf Of </B>marcia bettger<BR><B>Sent:</B> Friday, August 21, 2009 8:43 AM<BR><B>To:</B> geysers@lists.wallawalla.edu<BR><B>Subject:</B> [Geysers] White Pyramid<BR></FONT><BR></DIV> <DIV></DIV> <DIV>We were having a discussion on another chat board about the mound beside Pyramid Geyser.  This year when visiting I so wanted to explore that area around Daisy to Black Sand and/or Biscuit but wasn't able to because of family.  What is the geological story (that we know of course of) the White Pyramid?  It is quite a visible and interesting feature.</DIV> <DIV>Thank you!</DIV> <DIV>Marcia</DIV></BODY></HTML>