From e7bc351aa21f728c4d8a40b135de77d289ad909c Mon Sep 17 00:00:00 2001
From: Morgan Williams <morgan.williams@csiro.au>
Date: Fri, 17 May 2024 12:54:20 +1000
Subject: [PATCH] Initialize values to float in
 geochem.transform.aggregate_element

---
 pyrolite/geochem/transform.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyrolite/geochem/transform.py b/pyrolite/geochem/transform.py
index b1bcb2ae..bc88aac0 100644
--- a/pyrolite/geochem/transform.py
+++ b/pyrolite/geochem/transform.py
@@ -342,7 +342,7 @@ def aggregate_element(
 
     for t in targetnames:
         if t not in _df:
-            _df[t] = 0  # avoid missing column errors
+            _df[t] = 0.  # avoid missing column errors
 
     coeff = np.array(coeff)
     if coeff.ndim == 2: