Cyberbee Learning

Primary Source Collection

Home > Narional Parks > Craters of the Moon National Monument
Return to the thumbnail page FILE 3/6 Return to start See previous file See next file Skip to end
Triple Twist Tree Dates Lava In 1954 scientists counted 1,300 growth rings on a 16.5" core from this gnarled limber pine. The estimated age is 1,500 years because the heart was rotted away. Allowing another 100 years for ample soil to collect for growth of the seed. This lava may have flowed in the fourth century. This patriarch died in 1961. Source: National Park Service

Triple Twist Tree Dates Lava

In 1954 scientists counted 1,300 growth rings on a 16.5" core from this gnarled limber pine. The estimated age is 1,500 years because the heart was rotted away. Allowing another 100 years for ample soil to collect for growth of the seed. This lava may have flowed in the fourth century. This patriarch died in 1961.

Source: National Park Service

0456.jpg 0460.jpg 0464.jpg 0465.jpg 0589.jpg 0590.jpg