diff --git a/rocks/textures/geologica.txt b/rocks/textures/geologica.txt
index 5f842ec..24ac31c 100644
--- a/rocks/textures/geologica.txt
+++ b/rocks/textures/geologica.txt
@@ -15,3 +15,5 @@ rocks_Skarn.png
 rocks_laterite.png
 rocks_claystone.png
 rocks_conglomerate.png
+rocks_anthracite.png
+rocks_lignite.png
diff --git a/rocks/textures/rocks_anthracite.png b/rocks/textures/rocks_anthracite.png
new file mode 100644
index 0000000..100f535
Binary files /dev/null and b/rocks/textures/rocks_anthracite.png differ
diff --git a/rocks/textures/rocks_lignite.png b/rocks/textures/rocks_lignite.png
new file mode 100644
index 0000000..2c54b66
Binary files /dev/null and b/rocks/textures/rocks_lignite.png differ